Table 1 Characteristics of study participants

Age (years)^a

762

44 ± 11.3

Gender

762

 Male^b

414 (54%)

 Female^b

348 (46%)

 Other^b

0 (0%)

Occupation

762

 Licensed Naprapath^b

470 (62%)

 Licensed Chiropractor^b

242 (32%)

 Naprapath undergoing licensing practice^b

45 (6%)

 Chiropractor undergoing licensing practice^b

5 (0%)

Number of hours clinically active/week previous 3 months^a

760

28.4 ± 11.3

Other employment^b

762

160 (21%)

Business owner

746

557 (75%)

Clinical interferences due to authorities’ recommendations

755

273 (36%)

Regular tobacco consumption

755

 Smoking^b

3 (0%)

 Snus^b

119 (16%)

Number of days physically active/week^a

755

3.8 ± 1.6

Self-reported previous/ongoing SARS-CoV-2 infection^b

671

149 (22%)

Self-reported SARS-CoV-2 antibodies^b

328

50 (15%)

Self-reported negative physical health due to COVID-19 pandemic^b

762

152 (20%)

Self-reported negative psychological health due to COVID-19 pandemic^b

762

329 (43%)

Medical condition^bc

751

131 (17%)