Table 1 Mean and SD of quantitative variables plus frequency and percentage of qualitative variables in total participants and based on HB and HC statuses
Variables | Â | HB | Â | HC | Â | ||
|---|---|---|---|---|---|---|---|
Total (n = 10,520) | Positive (n = 25) | Negative (n = 10,495) | P value | Positive (n = 12) | Negative (n = 10,508) | P value | |
Age (year) | 51.52 ± 8.90 | 54.48 ± 9.04 | 51.51 ± 8.90 | 0.095 | 54.08 ± 10.79 | 51.51 ± 8.89 | 0.317 |
BMI (kg/m2) | 28.15 ± 5.82 | 26.32 ± 4.00 | 28.16 ± 5.82 | 0.114 | 26.49 ± 3.66 | 28.16 ± 5.83 | 0.323 |
Gender | Â | Â | Â | 0.078 | Â | Â | 0.013 |
 Male | 4887 (46.5) | 16 (0.3) | 4871 (99.7) |  | 9 (0.2) | 4878 (99.8) |  |
 Female | 5633 (53.5) | 9 (0.2) | 5624 (99.8) |  | 3 (0.1) | 5630 (99.9) |  |
Habitat | Â | Â | Â | 0.045 | Â | Â | 0.108 |
 Urban | 4619 (43.9) | 6 (0.1) | 4613 (99.9) |  | 7 (0.1) | 4612 99.9) |  |
 Rural | 5901 (56.1) | 19 (0.3) | 5882 (99.7) |  | 5 (0.1) | 5896 (99.9) |  |
Marital status | Â | Â | Â | 0.490 | Â | Â | 0.647 |
 Married | 10,224 (97.2) | 25 (0.2) | 10,199 (99.8) |  | 12 (0.1) | 10,212 (99.9) |  |
 Single | 296 (2.8) | 0 (0) | 296 (100) |  | 0 (0) | 296 (100) |  |
Education | Â | Â | Â | 0.301 | Â | Â | 0.673 |
 Primary (< 12 years) | 7590 (72.1) | 21 (0.3) | 7569 (99.7) |  | 10 (0.1) | 7580 (99.9) |  |
 Diploma (12 years) | 2284 (21.7) | 4 (0.2) | 2280 (99.8) |  | 2 (0.1) | 2282 (99.9) |  |
 Academic (> 12 years) | 646 (6.1) | 0 (0) | 646 (100) |  | 0 (0) | 646 (100) |  |
Smoking | Â | Â | Â | 0.861 | Â | Â | 0.943 |
 Yes | 2577 (24.5) | 5 (0.2) | 2572 (99.8) |  | 3 (0.1) | 2574 (99.9) |  |
 No | 7908 (75.2) | 20 (3) | 7888 (99.7) |  | 9 (0.1) | 7899 (99.9) |  |
 Not-sure | 7 (0.1) | 0 (0) | 7 (100) |  | 0 (0) | 7 (100) |  |
Alcohol consumption | Â | Â | Â | 0.497 | Â | Â | 0.900 |
 Yes | 1515 (14.4) | 4 (0.3) | 1511 (99.7) |  | 2 (0.1) | 1513 (99.9) |  |
 No | 8977 (85.3) | 21 (0.2) | 8956 (99.8) |  | 10 (0.1) | 8967 (99.9) |  |
Surgery | Â | Â | Â | 0.939 | Â | Â | 0.512 |
 Yes | 6637 (63.3) | 16 (0.2) | 6621 (99.8) |  | 9 (0.1) | 6628 (99.9) |  |
 No | 3855 (36.7) | 9 (0.2) | 3848 (99.8) |  | 3 (0.1) | 3852 (99.9) |  |
Hospitalization | Â | Â | Â | 0.561 | Â | Â | 0.653 |
 Yes | 8456 (80.6) | 19 (0.2) | 8437 (99.8) |  | 10 (0.1) | 8446 (99.9) |  |
 No | 2036 (19.4) | 6 (0.3) | 2030 (99.7) |  | 2 (0.1) | 2034 (99.9) |  |
Transfusion | Â | Â | Â | 0.703 | Â | Â | 0.970 |
 Yes | 1001 (9.5) | 4 (0.4) | 997 (99.6) |  | 1 (0.1) | 1000 (99.9) |  |
 No | 9395 (89.5) | 21 (0.2) | 9374 (99.8) |  | 11 (0.1) | 9384 () |  |
 Not know | 95 (0.9) | 0 (0) | 95 (100) |  | 0 (0) | 95 (100) |  |
Genital aphthous | Â | Â | Â | 0.732 | Â | Â | 0.828 |
 Yes | 130 (1.2) | 0 (0) | 130 (100) |  | 0 (0) | 130 (100) |  |
 No | 10,362 (98.8) | 25 (0.2) | 10,337 (99.8) |  | 12 (0.1) | 10,350 (99.9) |  |