Table 1 Characteristics of study participants by eating quickly or not (Japan, from April 2013 to March 2014)
Eating speed | Quickly | Not quickly | z scorea | p valuea | |
|---|---|---|---|---|---|
Men | (n = 53,533) | (n = 131,991) | |||
Age (years) | 49 (44, 55) | 51 (45, 57) | −39.133 | < 0.001 | |
Height (cm) | 170.2 (166.0, 174.2) | 169 (164.8, 173.1) | 37.668 | < 0.001 | |
Weight (kg) | 70.8 (63.8, 78.9) | 66 (59.6, 73.2) | 84.887 | < 0.001 | |
BMI (kg/m2) | 24.4 (22.3, 26.9) | 23.1 (21.2, 25.3) | 76.513 | < 0.001 | |
AST (U/L) | 23 (19, 28) | 22 (19, 27) | 11.314 | < 0.001 | |
ALT (U/L) | 24 (18, 35) | 22 (16, 31) | 37.636 | < 0.001 | |
AST/ALT ratio | 0.94 (0.74, 1.17) | 1.03 (0.82, 1.27) | − 48.776 | < 0.001 | |
γ-GTP (U/L) | 36 (24, 59) | 34 (23, 58) | 13.173 | < 0.001 | |
Women | (n = 22,162) | (n = 75,387) | |||
Age (years) | 50 (45, 57) | 51 (45, 57) | −4.207 | < 0.001 | |
Height (cm) | 157.6 (153.7, 161.8) | 156.7 (152.9, 160.7) | 20.310 | < 0.001 | |
Weight (kg) | 56.5 (50.8, 64.2) | 53.2 (48.0, 59.9) | 45.204 | < 0.001 | |
BMI (kg/m2) | 22.7 (20.5, 25.6) | 21.6 (19.7, 24.1) | 39.01 | < 0.001 | |
AST (U/L) | 20 (17, 24) | 20 (17, 23) | 3.953 | < 0.001 | |
ALT (U/L) | 16 (12, 22) | 15 (12, 21) | 14.383 | < 0.001 | |
AST/ALT ratio | 1.22 (1.00, 1.46) | 1.27 (1.06, 1.50) | −18.766 | < 0.001 | |
γ-GTP (U/L) | 19 (14, 29) | 19 (14, 28) | 7.789 | < 0.001 |