Table 1.
Descriptive statistics on the sociodemographic and lifestyle characteristics of participants separately by sex
| Sociodemographic (N, %) | Total (N = 196,515) | MAFLD (N = 77,172) | Non-MAFLD (N = 119,343) | χ2 | P |
|---|---|---|---|---|---|
| Age | 6369.318 | < 0.001 | |||
| < 45 | 107,008(54.45) | 33,418(43.30) | 73,590(61.66) | ||
| ≥ 45 | 89,507(45.55) | 43,754(56.70) | 45,753(38.34) | ||
| Sex | < 0.001 | ||||
| Male | 107,931(54.92) | 58,678(76.04) | 49,253(41.27) | 22,879.215 | |
| Female | 88,584(45.08) | 18,494(23.96) | 70,090(58.73) | ||
| Education level | < 0.001 | ||||
| Junior high school and below | 20,169(10.26) | 8404(10.89) | 11,765(9.86) | ||
| Senior high school | 27,098(13.79) | 11,628(15.07) | 15,470(12.96) | 279.473 | |
| College and above | 99,259(50.51) | 37,608(48.73) | 61,651(51.66) | ||
| Missing data | 49,989(25.44) | 19,532(25.31) | 30,457(25.52) | ||
| Marital status | < 0.001 | ||||
| Married | 168,076(85.53) | 70,400(91.22) | 97,676(81.84) | ||
| Unmarried | 21,668(11.03) | 4492(5.82) | 17,176(14.39) | 3814.046 | |
| Divorced/widowed | 4740(2.41) | 1798(2.33) | 2942(2.47) | ||
| Missing data | 2031(1.03) | 482(0.62) | 1549(1.30) | ||
| Occupation category | < 0.001 | ||||
| Mental labour | 72,295(36.79) | 28,510(36.94) | 43,785(36.69) | ||
| Physical labour | 42,946(21.85) | 17,034(22.07) | 25,912(21.71) | 41.626 | |
| Other | 31,597(16.08) | 11,902(15.42) | 19,695(16.50) | ||
| Missing data | 49,677(25.28) | 19,726(25.56) | 29,951(25.10) | ||
| Type of medical insurance | < 0.001 | ||||
| Urban resident medical insurance | 13,473(6.86) | 5240(6.79) | 8233(6.90) | ||
| Urban worker medical insurance | 105,335(53.60) | 42,081(54.53) | 63,254(53.00) | 156.622 | |
| Agricultural cooperative | 19,689(10.02) | 7552(9.79) | 12,137(10.17) | ||
| No medical insurance | 3167(1.61) | 935(1.21) | 2232(1.87) | ||
| Missing data | 54,851(27.91) | 21,364(27.68) | 33,487(28.06) |