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. 2023 Jun 1;14:1172089. doi: 10.3389/fendo.2023.1172089

Table 1.

Sociodemographic characteristics of the study population. (n = 2200).

Characteristic All Participants
(n = 2200)
Vaccinated participants
(n = 1929)
Unvaccinated participants
(n = 271)
X2 p-value
Sex
Male 1249 (56.8%) 1110 (57.5%) 139 (51.3%) 3.515 0.061
Female 951 (43.2%) 819 (42.5%) 132 (48.7%)
Age group, years
18-39 496 (22.5%) 439 (22.8%) 57 (21.0%) 37.758 < 0.001
40-49 406 (18.5%) 366 (19.0%) 40 (14.8%)
50-59 588 (26.7%) 522 (27.1%) 66 (24.3%)
60-69 475 (21.6%) 413 (21.4%) 62 (22.9%)
70-79 191 (8.7%) 163 (8.4%) 28 (10.3%)
≥ 80 44 (2.0%) 26 (1.4%) 18 (6.6%)
Education level
Below high school 661 (30.0%) 564 (29.3%) 97 (35.8%) 110.489 < 0.001
High school 483 (22.0%) 436 (22.6%) 47 (17.3%)
College 948 (43.1%) 832 (43.1%) 116 (42.8%)
Postgraduate 108 (4.9%) 937 (48.6%) 11 (4.1%)
Marital status
Single 217 (9.9%) 189 (9.8%) 28 (10.3%) 29.144 < 0.001
Married or cohabitating 1841 (83.7%) 1634 (84.7%) 207 (76.4%)
Divorced or separated 76 (3.5%) 61 (3.2%) 15 (5.5%)
Widowed 66 (3.0%) 45 (2.3%) 21 (7.7%)
Have children under age 18
Yes 878 (39.9%) 790 (40.1%) 88 (32.5%) 7.128 0.008
No 1322 (60.1%) 1139 (59.1%) 183 (67.5%)
Work status
Unemployed 281 (12.8%) 235 (12.2%) 46 (17.0%) 15.443 0.001
Employed 1025 (46.6%) 928 (48.1%) 97 (35.8%)
Retired 854 (38.8%) 731 (37.9%) 123 (45.4%)
Student 40 (1.8%) 35 (1.8%) 5 (1.8%)
Administrative regions
Eastern China 260 (11.8%) 228 (11.8%) 32 (11.8%) 14.45 0.025
Southern China 218 (9.9%) 138 (7.2%) 30 (11.1%)
Central China 266 (12.1%) 225 (11.7%) 31 (11.4%)
Northern China 998 (45.4%) 860 (44.6%) 138 (50.9%)
Northwest China 113 (5.1%) 107 (5.6%) 6 (2.2%)
Southwest Region 204 (9.3%) 187 (9.7%) 17 (6.3%)
North East 141 (6.4%) 124 (6.4%) 17 (6.3%)
Residence
Rural 330 (15.0%) 292 (15.1%) 38 (14.0%) 0.232 0.63
Urban 1870 (85.0%) 1637 (84.9%) 233 (86.0%)
Monthly personal income (Chinese yuan †)
< 2000 250 (11.4%) 219 (11.4%) 31 (11.4%) 1.643 0.65
2000-4999 879 (40.0%) 778 (40.3%) 101 (37.3%)
5000-10000 687 (31.2%) 602 (31.2%) 85 (31.4%)
> 10000 384 (17.5%) 330 (17.1%) 54 (19.9%)

p-value is from the Chi-square test.

Bold values show significant differences (P< 0.05).