Table 2.
Sensitivity analysis.
| Variable | Total (n = 12,503) | Include (n = 6,802) | Exclude (n = 5,701) | Statistic | p-value |
|---|---|---|---|---|---|
| Age | 57.93 ± 9.16 | 57.71 ± 8.39 | 58.19 ± 10.01 | 2.84 | <0.01 |
| Sex | 1.86 | 0.17 | |||
| Female | 6,836(54.71) | 3,758(55.27) | 3,078(54.04) | ||
| Male | 5,659(45.29) | 3,041(44.73) | 2,618(45.96) | ||
| Education | 3.42 | 0.33 | |||
| College or above | 235(1.88) | 117(1.72) | 118(2.07) | ||
| Middle school | 3,847(30.78) | 2,201(32.36) | 1,646(28.90) | ||
| No formal education | 5,627(45.03) | 2,929(43.06) | 2,698(47.37) | ||
| Primary school | 2,788(22.31) | 1,555(22.86) | 1,233(21.65) | ||
| Residence | 5.33 | 0.02 | |||
| Rural | 7,953(63.61) | 4,389(64.53) | 3,564(62.52) | ||
| Urban | 4,550(36.39) | 2,413(35.47) | 2,137(37.48) | ||
| Smoke | 0.34 | 0.56 | |||
| No | 8,785(70.26) | 4,764(70.04) | 4,021(70.53) | ||
| Yes | 3,718(29.74) | 2038(29.96) | 1,680(29.47) | ||
| Drink | 3.98 | 0.05 | |||
| No | 8,438(67.49) | 4,538(66.72) | 3,900(68.41) | ||
| Yes | 4,065(32.51) | 2,264(33.28) | 1801(31.59) | ||
| Hypertension | 14.47 | <0.001 | |||
| No | 7,902(63.23) | 4,198(61.72) | 3,704(65.03) | ||
| Yes | 4,596(36.77) | 2,604(38.28) | 1992(34.97) | ||
| DM_test | 1.05 | 0.31 | |||
| No | 8,064(88.14) | 5,981(87.93) | 2083(88.75) | ||
| Yes | 1,085(11.86) | 821(12.07) | 264(11.25) | ||
| Dyslipidemia | 647.74 | <0.0001 | |||
| No | 8,452(67.94) | 3,961(58.23) | 4,491(79.64) | ||
| Yes | 3,989(32.06) | 2,841(41.77) | 1,148(20.36) | ||
| social01 | 2.77 ± 2.88 | 3.54 ± 2.90 | 1.86 ± 2.58 | −34.13 | <0.0001 |
| social02 | 1.28 ± 2.44 | 1.65 ± 2.70 | 0.84 ± 1.99 | −19.29 | <0.0001 |
| social03 | 0.54 ± 1.05 | 0.68 ± 1.13 | 0.36 ± 0.91 | −17.46 | <0.0001 |
| social04 | 0.63 ± 1.72 | 0.76 ± 1.86 | 0.48 ± 1.53 | −9.17 | <0.0001 |
| social05 | 0.10 ± 0.53 | 0.12 ± 0.57 | 0.08 ± 0.49 | −4.54 | <0.0001 |
| social06 | 0.05 ± 0.32 | 0.06 ± 0.35 | 0.03 ± 0.28 | −4.53 | <0.0001 |
| social07 | 0.11 ± 0.52 | 0.14 ± 0.58 | 0.08 ± 0.45 | −6.4 | <0.0001 |
| social08 | 0.02 ± 0.24 | 0.03 ± 0.23 | 0.02 ± 0.24 | −0.75 | 0.46 |
| social09 | 0.04 ± 0.52 | 0.04 ± 0.55 | 0.04 ± 0.49 | −0.21 | 0.84 |
| social_total | 5.55 ± 5.52 | 7.01 ± 5.39 | 3.80 ± 5.16 | −34.02 | <0.0001 |
| MMSE | 14.50 ± 6.48 | 14.86 ± 6.47 | 13.99 ± 6.47 | −7.11 | <0.0001 |
| Cognitive impairment | 37.02 | <0.0001 | |||
| No | 2,783(23.93) | 1,766(25.96) | 1,017(21.06) | ||
| Yes | 8,848(76.07) | 5,036(74.04) | 3,812(78.94) | ||
| CES-D 10 | 8.80 ± 6.56 | 8.74 ± 6.48 | 8.88 ± 6.67 | 1.05 | 0.29 |
| CES-D score | 37.02 | <0.0001 | |||
| Depression | 4,497(38.94) | 2,611(38.39) | 1,886(39.73) | ||
| Normal | 7,052(61.06) | 4,191(61.61) | 2,861(60.27) | ||
DM_test, diabetes. Bold values indicate statistical significance (p < 0.05).