Table 3.
Association between sleep duration and the risk for fatty liver a
| Sleep duration, h | Person | Prevalent case | Age-adjusted OR (95% CI) | p value | Multivariate OR (95% CI) |
|||
|---|---|---|---|---|---|---|---|---|
| model 1 | p value | model 2 | p value | |||||
| Men | ||||||||
| >8 | 124 | 41 | 0.89 (0.55–1.44) | 0.640 | 0.88 (0.54–1.43) | 0.608 | 1.14 (0.64–2.02) | 0.666 |
| 7 to ≤8 | 229 | 83 | 0.91 (0.62–1.32) | 0.604 | 0.92 (0.63–1.34) | 0.657 | 1.09 (0.69–1.71) | 0.707 |
| 6 to ≤7 | 259 | 104 | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | |||
| ≤6 | 119 | 50 | 0.98 (0.62–1.54) | 0.927 | 1.02 (0.64–1.60) | 0.950 | 1.18 (0.67–2.08) | 0.572 |
|
| ||||||||
| Women | ||||||||
| >8 | 127 | 37 | 1.23 (0.79–1.92) | 0.360 | 1.19 (0.75–1.88) | 0.461 | 1.39 (0.82–2.35) | 0.217 |
| 7 to ≤8 | 376 | 101 | 1.20 (0.88–1.62) | 0.252 | 1.20 (0.89–1.63) | 0.256 | 1.36 (0.94–1.96) | 0.101 |
| 6 to ≤7 | 587 | 130 | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | |||
| ≤6 | 351 | 97 | 1.44 (1.06–1.96) | 0.020 | 1.43 (1.04–1.97) | 0.027 | 1.38 (0.95–2.01) | 0.095 |
a
The age-adjusted ORs for NAFLD were compared by logistic regression with the group with sleep duration. Model 1: adjusted for age, smoking status, no breakfast, snacking, and regular exercise. Model 2: model 1 plus adjustment for BMI.