*3.2. Comparison of Mental Health and Sleep Factors between the Group of People with Systemic Lupus Erythematosus and People without a Diagnosis of Systemic Lupus Erythematosus*

The survey involved 723 respondents. In total, 507 participants (70.1%) suffered from anxiety according to the GAD-7 score (>4 points). In total, 586 participants (81%) showed depressive symptoms on the PHQ-9 scale (>4 points). In total, 514 (71.1%) participants had insomnia according to the score of the ISI scale (>8 points). People with SLE were significantly more often had symptoms of anxiety, depression and sleep disorders compared to those without SLE (*p* < 0.001, *p* < 0.001, *p* < 0.001 respectively). These individuals with SLE also significantly more often demonstrated higher scores on

all three scales (GAD-7, PHQ-9, and ISI) compared to those without SLE (*p* < 0.001, *p* < 0.001, *p* < 0.001 respectively). A case comparison is presented in Table 2.


**Table 2.** Comparison of the severity of anxiety, depression, and sleep disorders in patients with and without systemic lupus erythematosus during the SARS-CoV-2 pandemic.

Abbreviations: GAD-7—Generalized Anxiety Disorder scale; PHQ-9—Patient Health Questionnaire, ISI—Insomnia Severity Index, *p*—statistical significance, *n*—number of patients, Me—median, SD—standard deviation.
