Table 1 COVID-19 cases according to participant characteristics
| Â | COVID-19 (n=3205/31697404) | Chi-square test | p value | |||
|---|---|---|---|---|---|---|
Positive case | %a (weighted) | Weighted case | ||||
Age, years | 18-59 | 2336 | 20.7 (22.5) | 25084149 | 105.872 | <.001 |
60 or above | 869 | 14.4 (16.1) | 6613255 | |||
Mean (SD)/weighted | 52.50 (18.353)/48.12(18.454) | |||||
Sex | Male | 1409 | 18.5 (20.4) | 12498688 | .016 | .901 |
Female | 1796 | 18.5 (21.1) | 17098717 | |||
Race/ethnicity | White only | 2360 | 18.6 (20.9) | 22766094 | 30.209 | <.001 |
Black/African American only | 378 | 17.8 (19.5) | 3929055 | |||
American Indian/Alaska native only | 28 | 19.0 (26.9) | 371459 | |||
Asian only | 117 | 11.7 (12.4) | 1035132 | |||
other | 75 | 18.4(18.3) | 651917 | |||
Marital status | Married | 1553 | 19.4 (21.2) | 16283589 | 21.495 | <.001 |
Never married | 862 | 19.0 (21.1) | 9822080 | |||
Divorced/widowed/separated | 684 | 16.1 (17.9) | 4467898 | |||
Education | Less than high school | 292 | 22.2 (25.1) | 3191888 | 149.116 | <.001 |
High school | 898 | 23.0 (25.7) | 10309733 | |||
Associate degree | 949 | 19.9 (21.9) | 8899922 | |||
College or above | 1048 | 14.5 (15.6) | 9108406 | |||
Family income index | 0-0.99 | 338 | 20.9 (24.8) | 3584969 | 48.721 | <.001 |
1-1.74 | 452 | 21.9 (25.1) | 4587220 | |||
1.75-2.99 | 692 | 20.4 (22.6) | 7009102 | |||
3 or above | 1723 | 16.8 (18.6) | 16516114 | |||
SPR | Yes | 108 | 17.7 (19.8) | 998728 | .371 | .542 |
No | 3094 | 18.5 (20.8) | 30682518 | |||
BMI | Under weight (<18.5) | 39 | 14.9 (18.4) | 468188 | 54.277 | <.001 |
Normal weight (18.5<=BMI<25) | 831 | 15.7 (17.9) | 3277390 | |||
Overweight (25<=BMI<30) | 1094 | 18.8 (21.0) | 10616928 | |||
Obesity (BMI=>30) | 1176 | 21.1 (23.5) | 11729311 | |||
Smoking | Yes | 1052 | 17.1 (19.1) | 9303673 | 12.615 | <.001 |
No | 2063 | 19.3 (21.5) | 21442323 | |||
DM | Yes | 2855 | 18.4 (21.6) | 3100364 | .978 | .323 |
No | 348 | 19.4 (20.7) | 28583758 | |||
Hypertension | Yes | 1100 | 18.1 (20.5) | 9557507 | 1.252 | .263 |
No | 2102 | 18.8 (20.9) | 22112276 | |||
Heart attack | Yes | 107 | 17.1 (20.5) | 939011 | .839 | .360 |
No | 3097 | 18.6 (20.8) | 30755959 | |||