Table 1. Selected characteristics of OSCC subjects and controls.
| Characteristics | Subjects | P value | |
| Cases(n = 124) (%) | Control(n = 140) (%) | ||
| Age (years) | |||
| Median | 58 | 56 | 0.82a |
| Gender | |||
| Male | 98(79) | 101(72.1) | 0.2b |
| Female | 26(20.9) | 39(27.8) | |
| Current vegetable intake | |||
| <Once per week | 23(18.5) | 12(8.5) | 0.04b |
| 1–6 per week | 61(49.1) | 79(56.4) | |
| >1 per day | 40(32.2) | 53(37.8) | |
| Current fruit intake | |||
| <Once per week | 58(46.7) | 63(45) | 0.94b |
| 1–6 per week | 53(42.7) | 61(43.5) | |
| >1 per day | 13(10.4) | 16(11.4) | |
| Non-veg intake(fish) | |||
| Salted Dry fish | |||
| <Once per week | 12(9.7) | 16(11.4) | 0.77b |
| 1–6 per week | 63(50.8) | 82(58.5) | |
| >1 per day | 39(31.4) | 42(30) | |
| Fermented fish | |||
| <Once per week | 18(14.5) | 18(12.8) | 0.84b |
| 1–6 per week | 71(57.2) | 85(60.7) | |
| >1 per day | 35(28.2) | 37(26.4) | |
| Daily tobacco- betel quid intake | |||
| No intake per day | 35(28.2) | 65(46.4) | 0.01b |
| 1–3 per day | 50(40.3) | 41(29.2) | |
| >3 per day | 39(31.4) | 34(24.2) | |
a
Mann - Whitney U was used to examine difference.
b
Chi square was used to examine differences.