Next Article in Journal
Quantifying the Effectiveness of Environmental Regulations on Green Total Factor Productivity: Evidence Based on China’s Environmental Protection Interview Program
Previous Article in Journal
Connection between Weather Types and Air Pollution Levels: A 19-Year Study in Nine EMEP Stations in Spain
 
 
Font Type:
Arial Georgia Verdana
Font Size:
Aa Aa Aa
Line Spacing:
Column Width:
Background:
Correction

Correction: Cipolletta et al. Risk Perception towards COVID-19: A Systematic Review and Qualitative Synthesis. Int. J. Environ. Res. Public Health 2022, 19, 4649

by
Sabrina Cipolletta
*,
Gabriela Rios Andreghetti
and
Giovanna Mioni
Department of General Psychology, University of Padua, 35122 Padova, Italy
*
Author to whom correspondence should be addressed.
Int. J. Environ. Res. Public Health 2023, 20(4), 2978; https://doi.org/10.3390/ijerph20042978
Submission received: 24 May 2022 / Accepted: 27 May 2022 / Published: 8 February 2023

Table

In the original publication [1], there was a mistake in Table A1: Comparative appraisal of the studies, regarding the order of the authors. The correct table appears below. The authors apologize for any inconvenience caused and state that the scientific conclusions are unaffected. This correction was approved by the Academic Editor. The original publication has also been updated.

Author Contributions

The author contributions were updated in the newest version to more clearly depict the contributions made by each author to the article [1]. The modification does not affect in any way the scientific conclusions and was approved by the Academic Editor. The corrected version appears below and the original publication has also been updated.
Table A1. Comparative appraisal of the studies.
Table A1. Comparative appraisal of the studies.
AuthorsCountrySampleData Collection MethodsRisk Perception MeasuresKey Findings
Germani et al.,
2020 [7]
Italy1045 emerging adults (30% M, 70% F)Cross-sectional online survey carried out in MarchFive-point scale answers to 3 items (Perceived Risk Scale)High perceived risk scores were reported, and risk awareness was positively correlated with anxiety
Yıldırım and Güler
2021 [8]
Turkey3109
adults (49.98% M, 50.02% F)
Cross-sectional online survey developed in AprilLikert-type five-point scale answers to 8 items (COVID-19 Perceived Risk Scale)Risk perception presented a significant direct effect on death distress, positivity, and happiness
Faasse and Newby
2020 [9]
Australia2174 residents (503 M, 1635 F, 36 other)Cross-sectional online survey developed in March1 question with a five-point scale answer; 3 questions with Visual Analogue Scale (VAS) answers; 1 question with closed-ended optionsHigher perceived personal severity of COVID-19 was a predictor of involvement in protective implementations
Wise et al.,
2020 [13]
United States1591 adults (55% F, 40% M, 5% other)A combined cross-sectional and longitudinal online survey (both held in March)VAS-type scale answers Optimistic bias was observed among participants, and risk perception increased on later dates. Education predicted higher risk perceptions and engagement in precautionary behaviors
Lohiniva et al.,
2020 [14]
Finland116 social media posts and emails from the public Cross-sectional qualitative data collection done in FebruaryAnalysis of social media posts and emails to build a thematic analysis of risk perceptionFive different risk perception domains were observed, and people showed low personal control over the situation
Kuang et al.,
2020 [15]
India2044 adults (46% F, 54% M)Cross-sectional phone call surveys (open-ended questions) were conducted in May1 open question about perceived personal risk of contracting COVID-19Low perceived risk of contracting coronavirus was found
Moyce et al.,
2021 [16]
United States20 Latinos living in a rural American community14 semi-structured interviews with participants over the phone conducted in April3 open questionsLatinos are less likely to fear the virus because they tend to be more worried with having a pay cut or a job loss
Casanova et al.,
2020 [17]
Italy25 patients receiving treatment, 25 patients that had completed treatment, and 25 healthy peersA semi-structured online qualitative questionnaire held in March6 closed-ended questions The majority presented high risk perceptions and feared for the consequences of being infected with COVID-19
Ilesanmi and Afolabi
2020 [18]
Nigeria360 adults (62.5% F, 37.5% M)Cross-sectional interviewer-administered questionnaire driven in June3 closed-ended questionsThe sample presented poor knowledge and low risk awareness towards the new coronavirus
Mouchtouri et al.,
2020 [19]
Greece1858 residents (41.2% M, 58.8% F)Cross-sectional telephone questionnaire (closed- and open-ended questions) conducted between April and MayFour- or five-point scale type of answersMost respondents had a sound knowledge of COVID-19, but good practices were not reported on the same level
Asefa et al.,
2020 [20]
Ethiopia416 waiters (191 M, 225 F)Cross-sectional structured face-to-face questionnaire conducted in JuneLikert-type five-point scale answers to 12 items53.4% of participants presented high risk perception related with being older, knowledge about COVID-19, and partaking preventive behaviors
de Bruin and Bennett
2020 [21]
United States6684 adults (3226 M, 3458 F)Extensive cross-sectional online survey carried out in March2 items with a 0–100% visual linear scale type of answer Low perceived infection and fatality risks. Perceiving greater risks was linked with implementation of protective behaviors
Duan et al.,
2020 [22]
China 3837 adults (1985 M, 1852 F)Cross-sectional online questionnaire held in FebruaryFive-point scale answers to 3 itemsRisk perception was the mediating factor between government intervention and public’s engagement in preventive behaviors
Lee et al.,
2021 [23]
South Korea328 middle school students: 146 boys, 182 girlsCross-sectional online survey collected from September to OctoberLikert-type five-point scale answers to 4 itemsRisk perception was significantly related to protective behaviors as well as gender and health status
Rivas et al.,
2021 [24]
Bolivia886 Bolivians: 65.1% F, 34.9% MCross-sectional online survey carried out during April and MayLikert-type seven-point scale answers to 4 itemsCOVID-19 information exposure, gender, and adoption of preventive behaviors were positively correlated with risk perception
Savadori and
Lauriola
2020 [25]
Italy572 citizens (54% M, 46% F)Cross-sectional online survey developed in March10 items covering risk perception with scale type of answer Respect for social norms and risk perceptions predicted protective behaviors
Xie et al.,
2020 [26]
China317 adults (48.3% F, 51.7% M)Cross-sectional online survey conducted in MayLikert-type five-point scale answers to 7 items Changes in safety behaviors are associated with risk perception and COVID-19 knowledge
Zanin et al.,
2020 [27]
Italy8713 citizens (3490 M, 5223 F). 8282 lived in Italy and 431 abroadCross-sectional online questionnaire conducted in March1 closed-ended question with 4 optionsPeople’s risk perception plays a key role in the adoption of safety actions, in people’s feelings, and in their daily habits
Park et al.,
2021 [28]
United States260 adults (61.77% M, 38.23% F).Cross-sectional online surveyLikert-type seven-point scale answers to 5 itemsOB is negatively related to risk perception, and risk perception increases the use of COVID-19 preventive behaviors
Ahmad et al.,
2020 [29]
China302 participants from 6 Chinese Universities and 2 hospitals (59.93% M, 40.07% F)Cross-sectional online survey Likert-type five-point scale answers to 5 itemsGovernment’s guidelines, risk perception, and epidemic knowledge influenced engagement in protective behaviors
Atchison et al.,
2021 [30]
United Kingdom 2108 adults (987 M, 1094 F)Cross-sectional online survey
developed in March
Closed-ended questions regarding perceived susceptibility and severityThere was a high engagement in preventive measures correlated with government’s guidance and income
Tomczyk et al.,
2020 [31]
Germany157 adults (80% F, 20% M)Cross-sectional online survey developed in March2 items with 0–100% type of answerCompliance with COVID-19 behavioral recommendations was associated with gender, age, education, and risk perception
McFadden et al.,
2020 [32]
United States718 adults (330 M, 386 F)Cross-sectional online survey developed in FebruaryLikert-type five-point scale answers to 10 itemsRisk perception score was low, and most participants supported the use of restrictive policies for infection prevention
Taghrir et al.,
2020 [33]
Iran240 medical students (98 M, 142 F)Cross-sectional online survey performed in February Likert-type four-point scale answers to 2 itemsHigh levels of knowledge and adoption of preventive behaviors were reported as well as moderate risk perceptions. A negative correlation between preventive behaviors and risk perception was present
Mansilla Domínguez et al.,
2020 [34]
Spain16201 adults (51.5% F, 48.5% M)Cross-sectional online survey was conducted for 5 consecutive days59 items divided in 4 content areas (including risk perception) and different answer types Gender, age, direct contact with the virus, employment, and health perception were associated with risk awareness
Mora-Rodríguez and Melero-López
2021 [35]
Spain2034 citizens (52% F, 48% M)Cross-sectional online questionnaire carried out in MarchLikert-type five-point scale answers to 4 itemsGreater exposure to COVID-19 news increased personal risk perception. Being older and female predicted higher risk awareness
Roupa et al.,
2021 [36]
Cyprus494 Healthcare workers (HCW) (66.7% F, 33.3% M) and nurses (75.4%)Cross-sectional online questionnaire that took place in MayLikert-type four-point scale answers to 5 itemsNo significant correlation was found between COVID-19 perceptions and knowledge
Iorfa et al.,
2020 [37]
Nigeria1554 adults (42.7% F, 57.3% M)Cross-sectional online survey developed in AprilLikert-type seven-point scale answers to 9 itemsRisk perception mediates the link between COVID-19 knowledge and adoption of preventive behaviors. Age and gender influence this adoption
Lanciano et al.,
2020 [38]
Italy980 adults (544 F, 436 M)Cross-sectional online survey conducted in AprilTen-point scale answers to 11 items Financial and work risk perceptions were higher than the health one. Involvement in preventive measures was related with age, gender, and education
Ciancio et al.,
2020 [39]
United States5414 adultsCross-sectional online survey that was driven in March4 items with 0–100 scalesAn overestimated mortality risk was observed; risk perception was related to age, education, sources of news, and location
Germani et al.,
2020 [40]
Italy1011 emerging adults (291 M, 720 F)Cross-sectional online survey developed in MarchFive-point scale answers to 3 risk perception dimensions: general/social, self/personal, and relatives/othersParticipants showed a higher risk tolerance for their relatives than for themselves
Ding et al.,
2020 [41]
China1461 college students (639 M, 822 F)Cross-sectional online survey conducted in FebruaryFive-point scale answers to 4 itemsChinese college students expressed high risk awareness (especially females and the ones located in the Hubei area)
Yang et al.,
2020 [42]
Canada 3037 adolescents and young adults from Quebec (74.6% F, 25.4% M)Cross-sectional online survey collected in April11-point VAS scale answers to 2 itemsFactors associated with higher risk perception include higher disease knowledge, presence of a chronic disease, and partaking in precautionary behaviors
Kabito et al.,
2020 [43]
Ethiopia623 residents (402 F, 221 M)Cross-sectional face-to-face structured questionnaires conducted in AprilFive-point scale answers to 5 itemsParticipants showed low levels of risk perceptions. Age, education, and knowledge were associated with risk awareness
Harapan et al.,
2020 [44]
Indonesia1379 adults (65.7% F, 34.3% M)Cross-sectional online questionnaire driven between March and April1 item with 0–100% type of answerHigh risk perception was linked with age, income, being unmarried, living area, and profession. Participants showed low risk awareness
Dryhurst et al.,
2020 [45]
Australia, Germany, Italy, Japan, South Korea, Spain, Sweden, UK, and USA6991 participants Cross-sectional online survey (data were collected between March and April) Likert-type seven-point/five-point scale answers to 6 itemsLevels of concern are higher in the UK, and being male was associated with lower perceived risk
Jahangiry et al.,
2020 [46]
Iran3727 adults (1933 F, 1794 M)Cross-sectional online survey carried out between March and AprilLikert-type five-point scale answers to 8 items56.4% of participants were implementing preventive behaviors
Abir et al.,
2020 [47]
BangladeshTwo samples (N1 = 322 and N2 = 683)Two cross-sectional online surveys (one conducted in March and the other in May)Likert-type five-point scale answers to 5 itemsLow risk perception was associated with gender and education. Perceived risk scores decreased between early and late lockdown
Karasneh et al.,
2021 [48]
Jordan486 pharmacists (382 F, 104 M)Cross-sectional online questionnaireLikert-type three-point scale answers Risk was highly perceived among participants, and it was predicted by gender and location. Media use influenced risk awareness
Wang et al.,
2020 [49]
China2058 participants (54.2% F, 45.8% M)Cross-sectional online survey developed in MarchClosed-ended questionsMost participants stated they would get vaccinated in the future. This was related with gender, being married, and high-risk perceptions
Karout et al.,
2020 [50]
United States410 Latino participants (65.9% F, 34.1% M) Cross-sectional semi-structured questionnaire/interview collected between July and AugustThree-point scale answers to 9 itemsLow risk perception scores and low engagement in preventive behaviors were found among respondents
Chou et al.,
2020 [51]
China (Taiwan region) 1954 adults (649 M, 1305 F; 640 HCW and 1314 members of the general public)Cross-sectional online questionnaire developed in AprilFive-item questionnaire with answers in scale-typeHealthcare professionals had a higher coronavirus risk perception and adopted more protective behaviors than the general public
Peres et al.,
2020 [52]
Portugal 3403 residents (2672 F, 731 M). HCW = 545Cross-sectional online questionnaire conducted in MarchLikert-scale type of answers to 6 itemsHealthcare workers presented higher COVID-19 risk perception scores than the general population
Gorini et al.,
2020 [53]
Italy650 HCW (439 F, 211 M) from two hospitals in LombardyCross-sectional online questionnaire conducted in MaySlider-scale type of answer (0–100) to 4 itemsHealthcare professionals believed they were more at risk for contracting COVID-19 than their family members. Nurses showed the highest risk perception scores
González et al.,
2021 [54]
Spain557 nurses from 26 different public hospitals in Madrid (87.4% F, 12.6% M)Cross-sectional online questionnaire collected in AprilLikert-type four-point scale answers to 4 items37.5% of nurses were afraid of becoming infected and its consequences, and 62.8% were concerned about infecting their relatives
Niepel et al.,
2020 [55]
United StatesTwo samples (N1 = 1182 and N2 = 953)Cross-sectional online survey done in March and repeated in April9-point scale (0–75%)There was a low perceived fatality risk among participants, but the numbers increased in the second survey done
Tran and Ravaud
2020 [56]
France7169 participants (5616 F, 1553 M) with chronic conditions Cross-sectional online survey collected between March and April1 question with yes/no type of answer63% of the patients felt at risk of presenting severe illness if contracting COVID-19 because of their condition
Heydari et al.,
2021 [57]
Iran3213 adults (1591 M, 1620 F)Cross-sectional online survey performed in MarchLikert-type five-point scale answers to 4 itemsRisk perception mediates the relationship between risk communication and preventive behaviors
Seale et al.,
2020 [58]
Australia1420 adults (740 F, 680 M)Cross-sectional online survey carried out in MarchLikert-type five-point scale answers to 10 itemsLow risk perception scores were informed, and adopting preventive behaviors was associated with government trust
Vai et al.,
2020 [59]
Italy2223 adults (675 M, 1548 F)Cross-sectional online survey conducted between February and March2 questions with scale-type of answersAttitude to vaccinate and utility of prevention behaviors were associated to COVID-19 risk perception and media use
Nazione et al.,
2021 [60]
United States698 adults (53.7% F, 45.1% M, and 0.9% other)Cross-sectional online survey collected in March8 items with closed-ended questionsInformation exposure was not related with COVID-19 risk perception
Capone et al.,
2020 [61]
Italy1124 University students (79.6% F, 20.4% M)Cross-sectional online questionnaire performed in MarchLikert-type seven-point scale answers to 2 itemsUniversity students presenting high levels of information seeking also showed higher levels of wellbeing and risk perception
Huang and Yang
2020 [62]
United States381 adults (58% M, 42% F)A two-wave, cross-sectional online survey design conducted in AprilLikert-type five-point scale answers to 2 itemsRisk perception and uncertainty promote information seeking
Jiang
2020 [63]
China472 Chinese students (227 M, 245 F)Cross-sectional online survey collected in February90-item symptom checklist scale with Likert-type five-point answers56% of students had sufficient knowledge of COVID-19 typical symptoms, and 57% of them reported high risk perception
Soni et al.,
2021 [64]
India217 Delhi adults (116 F, 101 M)Cross-sectional online survey opened between April and MayFive-point Likert scale answers to 6 itemsHaving knowledge about COVID-19 is essential to change someone’s perception and attitudes towards it
Geldsetzer
2020 [65]
USA and the UK2986 adults residing in the USA and 2988 in the UKCross-sectional online survey collected in February0–100% type of answersThe general public held several misconceptions regarding COVID-19
Gollust et al.,
2020 [66]
United States1007 American adults (62.6% were white, 12% Black, 16.5% Hispanic, and 8.9% other)Cross-sectional online survey done in April4 items with closed-ended questionsPerceptions of mortality disparities were found among health status and age but not race or finances
Ding et al.,
2020 [67]
China1081 adults (38.85% M, 61.15% F)Cross-sectional online survey implemented in FebruaryFive-point scale answers to 14 itemsRisk perception strongly affects the public’s mental health.
Krok and Zarzycka
2020 [68]
Poland226 HCW (58.8% F, 41.2% M)Cross-sectional online questionnaire held between March and MayFive-point scale answers to 18 itemsRisk awareness is negatively related to psychological well-being and increases coping strategies
Liu et al.,
2020 [69]
China4991 adults (2514 F, 2477 M)Cross-sectional online survey held in FebruaryFive-point Likert scale answers to 2 itemsRespondents reported low-to-medium levels of risk perception, and high risk awareness was linked to more anxiety
Orte et al.,
2020 [70]
Spain806 adults (248 M, 556 F, 1 other)Cross-sectional online survey conducted in MarchFive-point Likert scale answers to 17 itemsThere was a positive correlation between distress and COVID-19 risk perception
Qian and Li
2020 [71]
China351 adults (162 M, 189 F)Cross-sectional online survey collected in February2 closed-ended questionsRisk event involvement was positively related to COVID-19 risk perception as well as anxiety
Spinelli et al.,
2020 [72]
Italy854 parents of children aged between 2 and 14 years old (797 F, 57 M)Cross-sectional online survey conducted in AprilScale-type of answersParents’ perceptions of the COVID-19 situation are deeply linked with parents’ stress levels and children’s psychological disturbances
Li et al.,
2021 [73]
China (Taiwan region)1970 adults (1305 F, 650 M, 15 transgender)Cross-sectional online survey completed in April5 questions with scale-type of answers High risk perceptions mediated the association between lower perceived support and higher active coping with COVID-19
de Bruin et al.,
2020 [74]
United States5517 adults (48% M, 52% F; 37% Democrats, 32% Republicans, and 31% other) Cross-sectional online survey that was driven in March4 questions with VAS-scale type of answersDemocrats showed higher perceived risk scores and likelihood to engage in preventive behaviors than Republicans
Lachlan et al.,
2021 [75]
United States5000 residents (2435 M, 2558 F, 25 other, and 1 did not answer)Cross-sectional online survey developed between April and JuneEvent Hazard/Outrage scale (32 items)Risk perceptions may vary across preferences for conservative or liberal bias, but there are no differences in mitigation behavior across patterns of media use
Siegrist et al.,
2021 [76]
Switzerland 1585 citizens from the German-speaking part (50.9% F, 49.1% M)Cross-sectional online survey that was driven between March and AprilSeven-point scale type of answers to 7 itemsPeople with high general trust perceive less risks associated with COVID-19 but not the ones with high social trust
Ye and Lyu
2020 [77]
China11783 adultsCross-sectional online survey Chinese General Social Survey Social trust is linked to a higher risk perception and a lower infection rate, and generalized trust is the opposite
Zajenkowski et al.,
2020 [78]
Poland263 adults (27.8% M, 71.5% F, 0.8% other)Cross-sectional online survey collected in April Situational Eight Diamonds Scale (40 items) with seven-point scale answersGrave situations (like the coronavirus pandemic) leave less room for personality traits in predicting behaviors because they overpower dispositional tendencies
Marinthe et al.,
2020 [79]
FranceTwo samples (N1 = 762 and N2 = 229)Two cross-sectional online questionnaires. The first was conducted in early March and the second in later MarchPerceived risk of contamination of the French population, personal contamination, and death were measured by single items (percentage)Conspiracy was associated with a higher perceived COVID-19 risk of death but not with other risks
Monzani et al.,
2021 [80]
Italy414 adults (70.3% F, 29.7% M).Cross-sectional online questionnaire completed by participants between March and April0–100 slider scale answers to 8 items People presenting more dispositional optimism indicated elevated levels of optimistic bias
Puci et al.,
2020 [81]
Italy2078 HCW (78.8% F, 21.2% M)Cross-sectional online survey developed from May to JuneFive-point scale answers to 7 itemsThe majority presented high risk infection perceptions (especially nurses and physicians)
Ferdous et al.,
2020 [82]
Bangladesh2017 residents (59.8% M, 40.2% F)Cross-sectional online survey conducted between March and AprilClosed-ended questions to 4 itemsParticipants showed a high COVID-19 risk perception and high partaking in safety behaviors
Serwaa et al.,
2020 [83]
Ghana350 adults (56% M, 44% F)Cross-sectional online questionnaire collected in March3 closed-ended questionsParticipants had a good COVID-19 knowledge and high risk awareness
Samadipour et al.,
2020 [84]
Iran364 adults (154 M, 201 F, and 9 did not answer)Cross-sectional online survey conducted between February and MarchFive-point Likert scale answers to 26 itemsIranians have a moderate risk perception of COVID-19. Five factors contribute to it: cultural, political, emotional, cognitive, and social
Shiina et al.,
2020 [85]
UK, Spain, and Japan4000 people from Japan, 2000 from the UK, and 2000 from SpainCross-sectional online survey. Data were gathered between March and AprilNine-point scale type of answersKnowledge, anxiety, and the frequency of precautionary behaviors was higher in the UK and Spain than in Japan
Soiné et al.,
2021 [86]
GermanyYoung adults (24–26 y) that belong to different ethnic groups Data from the CILS4COVID survey were used 2 closed-ended questions comparing financial and health risk perceptionsEthnic minorities show more health and financial risk perceptions than the general population

Author Contributions

Conceptualization, S.C. and G.M.; methodology, S.C.; formal analysis, G.R.A. and S.C.; investigation, G.R.A.; resources, G.R.A.; data curation, G.R.A.; writing—original draft preparation, G.R.A. and S.C.; writing—review and editing, S.C. and G.M.; supervision, S.C. and G.M. All authors have read and agreed to the published version of the manuscript.

Reference

  1. Cipolletta, S.; Andreghetti, G.R.; Mioni, G. Risk Perception towards COVID-19: A Systematic Review and Qualitative Synthesis. Int. J. Environ. Res. Public Health 2022, 19, 4649. [Google Scholar] [CrossRef] [PubMed]
Disclaimer/Publisher’s Note: The statements, opinions and data contained in all publications are solely those of the individual author(s) and contributor(s) and not of MDPI and/or the editor(s). MDPI and/or the editor(s) disclaim responsibility for any injury to people or property resulting from any ideas, methods, instructions or products referred to in the content.

Share and Cite

MDPI and ACS Style

Cipolletta, S.; Andreghetti, G.R.; Mioni, G. Correction: Cipolletta et al. Risk Perception towards COVID-19: A Systematic Review and Qualitative Synthesis. Int. J. Environ. Res. Public Health 2022, 19, 4649. Int. J. Environ. Res. Public Health 2023, 20, 2978. https://doi.org/10.3390/ijerph20042978

AMA Style

Cipolletta S, Andreghetti GR, Mioni G. Correction: Cipolletta et al. Risk Perception towards COVID-19: A Systematic Review and Qualitative Synthesis. Int. J. Environ. Res. Public Health 2022, 19, 4649. International Journal of Environmental Research and Public Health. 2023; 20(4):2978. https://doi.org/10.3390/ijerph20042978

Chicago/Turabian Style

Cipolletta, Sabrina, Gabriela Rios Andreghetti, and Giovanna Mioni. 2023. "Correction: Cipolletta et al. Risk Perception towards COVID-19: A Systematic Review and Qualitative Synthesis. Int. J. Environ. Res. Public Health 2022, 19, 4649" International Journal of Environmental Research and Public Health 20, no. 4: 2978. https://doi.org/10.3390/ijerph20042978

APA Style

Cipolletta, S., Andreghetti, G. R., & Mioni, G. (2023). Correction: Cipolletta et al. Risk Perception towards COVID-19: A Systematic Review and Qualitative Synthesis. Int. J. Environ. Res. Public Health 2022, 19, 4649. International Journal of Environmental Research and Public Health, 20(4), 2978. https://doi.org/10.3390/ijerph20042978

Note that from the first issue of 2016, this journal uses article numbers instead of page numbers. See further details here.

Article Metrics

Back to TopTop