Tea | Categories of tea consumption (n = 19,350) | P for trend a | |||
---|---|---|---|---|---|
Almost never | <  1 cup/week | 1–6 cups/week | ≥ 1 cup/day | ||
Green tea | |||||
 No. of participants | 6716 | 4969 | 4764 | 2910 |  |
 No. of NAFLD patients (%) | 1198 (17.84) | 881 (17.73) | 976 (20.49) | 706 (24.34) |  |
  Crude model | Ref | 0.99 (0.90, 1.09) b | 1.19 (1.08, 1.30) | 1.48 (1.33, 1.65) | < 0.0001 |
  Adjusted model 1 c | Ref | 0.99 (0.88, 1.12) | 0.98 (0.87, 1.11) | 0.99 (0.86, 1.13) | 0.77 |
  Adjusted model 2 d | Ref | 1.05 (0.90, 1.22) | 1.04 (0.89, 1.20) | 1.04 (0.88, 1.22) | 0.65 |
Oolong tea | |||||
 No. of participants | 9083 | 4937 | 3551 | 1779 |  |
 No. of NAFLD patients (%) | 1669 (18.37) | 895 (18.13) | 749 (21.09) | 448 (25.18) |  |
  Crude model | Ref | 0.98 (0.90, 1.08) | 1.19 (1.08, 1.31) | 1.50 (1.33, 1.68) | < 0.0001 |
  Adjusted model 1 c | Ref | 0.94 (0.84, 1.05) | 0.95 (0.84, 1.07) | 1.05 (0.90, 1.22) | 0.99 |
  Adjusted model 2 d | Ref | 0.92 (0.79, 1.07) | 0.97 (0.83, 1.15) | 1.04 (0.86, 1.25) | 0.80 |
Black tea | |||||
 No. of participants | 9227 | 5154 | 3350 | 1619 |  |
 No. of NAFLD patients (%) | 1740 (18.86) | 968 (18.78) | 681 (20.33) | 372 (22.98) |  |
  Crude model | Ref | 1.00 (0.91, 1.09) | 1.10 (0.99, 1.21) | 1.28 (1.13, 1.46) | < 0.001 |
  Adjusted model 1 c | Ref | 1.04 (0.93, 1.16) | 0.90 (0.79, 1.02) | 1.04 (0.89, 1.22) | 0.57 |
  Adjusted model 2 d | Ref | 1.10 (0.96, 1.26) | 0.91 (0.78, 1.07) | 0.99 (0.83, 1.19) | 0.42 |
Jasmine tea | |||||
 No. of participants | 10,736 | 4764 | 2341 | 1509 |  |
 No. of NAFLD patients (%) | 2033 (18.94) | 849 (17.82) | 515 (22.00) | 364 (24.12) |  |
  Crude model | Ref | 0.93 (0.85, 1.01) b | 1.21 (1.08, 1.35) | 1.36 (1.20, 1.54) | < 0.001 |
  Adjusted model 1 c | Ref | 0.91 (0.82, 1.02) | 0.98 (0.85, 1.12) | 0.96 (0.82, 1.13) | 0.46 |
  Adjusted model 2 d | Ref | 0.90 (0.79, 1.03) | 1.06 (0.90, 1.24) | 0.93 (0.78, 1.11) | 0.68 |