Table 1 Socio-demographical and clinical characteristics of the self-reported cohort

Gender

905 (100)

727 (80.3)

172 (19.0)

Age (years)

 Median (P25-P75)

46.0 (40–54)

46.0 (39–53)

49.0 (42–56)

Source of income

 Contract worker

696 (76.9)

571 (78.5)

120 (69.8)

0.046

 Independent worker with contribution

70 (7.7)

46 (6.3)

24 (14.0)

0.003

 Informal worker (no contract nor contribution)

19 (2.1)

16 (2.2)

3 (1.7)

0.873

 Unemployment benefit or other benefits

25 (2.8)

18 (2.5)

7 (4.1)

0.475

 Unemployed without benefit nor social benefit

9 (1.0)

7 (1.0)

2 (1.2)

0.943

 Household chores or caregiver

13 (1.4)

12 (1.7)

1 (0.6)

0.546

 Student

45 (5,0)

34 (4,7)

11 (6.4)

0.553

 Other

74 (8.2)

58 (8.0)

15 (8.7)

0.711

Health worker^a

0.000

 No

611 (67.8)

462 (63.9)

145 (84.3)

 Yes

290 (36.1)

261 (36.1)

27 (15.7)

Previous physical activity^a

0.326

 Everyday

152 (16.9)

123 (17.0)

28 (16.5)

 2–3 times a week

334 (37.1)

268 (37.0)

65 (38.2)

 < 2–3 times a week

202 (22.4)

163 (22.5)

39 (22.9)

 No practice

213 (23.6)

171 (23.6)

38 (22.4)

Smoking hàbit^b

 Smoker

78 (8,6)

68 (9.4)

9 (5.3)

0.180

 Non-smoker

296 (32.7)

241 (33.1)

54 (31.6)

0.649

 Ex-smoker

228 (25.2)

157 (21.6)

69 (40.4)

0.000

BMI (kg/m2)

 Median (P25-P75)

24.2 (21.5–27.8)

23.8 (21.2–27.3)

25.3 (23.1–28.7)

Comorbidities

 No

388 (42.9)

287 (40.9)

88 (51.2)

0.046

 Yes

517 (57.1)

430 (59.1)

84 (48.8)

Previous treatments

 Yes

436 (48.2)

363 (49.9)

70 (40.7)

0.093

 No

469 (51.8)

364 (50.1)

102 (59.3)

Hospitalization^a

 Yes

142 (15.7)

102 (14.0)

39 (22.7)

Positive at any time by PCR or TAR^a

0.533

 Never positive

437 (48.5)

345 (47.6)

89 (52.4)

 Sometime positive

464 (51.5)

380 (52.4)

81 (47.6)

WAVE^c

0.981

 First wave

442 (60.0)

361 (60.1)

78 (60.0)

 Second wave

253 (34.3)

205 (34.1)

45 (34.6)

 Third wave

41 (5.6)

34 (5.7)

7 (5.4)

 Fourth wave

1 (0.1)

1 (0.2)

0 (0)

Vaccinated (probable)^d

0.903

 < 27/12/2020

882 (97.5)

708 (97.4)

168 (97.7)

 > 27/12/2020

23 (2,5)

19 (2.6)

4 (2.3)

Median number of symptoms by period (p25-p75)

 < 21 days

24 (15–37)

25 (16–38)

20 (11–33)

 22–60 days

20 (9–32)

21 (10–34)

16 (7–28)

 ≥3 months

16 (7–28)

17 (8–29)

12 (6–22)