**5. Conclusions**

The COVID-19 pandemic has had a profound impact on manual therapy service utilization in Australia. The magnitude of the decline in service utilization varied considerably across professions and locations. The long-term consequences of this decline in manual therapy utilization remains to be determined.

**Supplementary Materials:** The following are available online at http://www.mdpi.com/2227-9032/8/4/558/s1, Section A: Figure S1: Pyramid plot depicting the number of persons insured under general treatment cover by sex and age group in the second quarter of 2020; Section B: Figure S2: Time series plot of observed values and point forecast estimates with 95% prediction intervals of the quarterly number of services provided per 100,000 insured persons by each manual therapy profession from 2015 to 2020 Q2; Figure S3: Time series plot of observed values and point forecast estimates with 95% prediction intervals of the quarterly total cost of services provided per 100,000 insured persons by each manual therapy profession from 2015 to 2020 Q2; Table S1: Observed values, forecast point estimates with 95% prediction intervals, mean errors, and mean percentage errors of the quarterly number and total cost of services provided per 100,000 insured persons by each manual therapy profession in Australia during 2020 Q1 and Q2; Figure S4: Heatmap of the estimated mean percentage error in number of services provided per 100,000 insured persons by each manual therapy profession during the first half of 2020 across Australian states and territories; Figure S5: Heatmap of the estimated mean percentage error in total cost of services provided per 100,000 insured persons by each manual therapy profession during the first half of 2020 across Australian states and territories; Section C: Figure S6: Time series plot of observed values and point forecast estimates with 95% prediction intervals of the quarterly number of services provided per provider by each manual therapy profession from 2015 to 2020 Q2; Figure S7: Time series plot of observed values and point forecast estimates with 95% prediction intervals of the quarterly total cost of services provided per provider by each manual therapy profession from 2015 to 2020 Q2; Table S2: Observed values, forecast point estimates with 95% prediction intervals, mean errors, and mean percentage errors of the quarterly number and total cost of services provided per provider by each manual therapy profession in Australia during 2020 Q1 and Q2; Figure S8: Heatmap of the estimated mean percentage error in number of services provided per provider by each manual therapy profession during the first half of 2020 across Australian states and territories; Figure S9: Heatmap of the estimated mean percentage error in total cost of services provided per provider by each manual therapy profession during the first half of 2020 across Australian states and territories.

**Author Contributions:** Conceptualization, R.P.L., B.T.B., M.S.S., and R.M.E.; methodology, R.P.L., B.T.B., M.S.S., and R.M.E.; formal analysis, R.P.L.; writing—original draft preparation, R.P.L., B.T.B., and M.S.S.; writing—review and editing, R.P.L., B.T.B., M.S.S., and R.M.E.; visualization, R.P.L. All authors have read and agreed to the published version of the manuscript.

**Funding:** This research received no external funding.

**Conflicts of Interest:** The authors declare no conflict of interest.
