Table 2. Difference in mean of grip strength (kg) over quartiles of BMI and WC in men and women participating in the study.
| Obesity indicators | Women* (n = 2,832) | Men* (n = 2,413) | |||||
|---|---|---|---|---|---|---|---|
| Adjusted for age | Adjusted for age & height | Multivariable model† | Adjusted for age | Adjusted for age & height | Multivariable model† | ||
| BMI, kg/m2 | |||||||
| < 18.5 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 18.5–24.9 | 0.78 (0.64, 2.22) | 0.79 (0.58, 2.17) | 1.75 (−0.58, 4.10) | 4.13 (2.13, 6.14) | 3.96 (2.11, 5.81) | 4.08 (1.51, 6.66) | |
| 25–29.9 | 2.05 (0.64, 3.47) | 1.84 (0.48, 3.20) | 2.53 (0.21, 4.86) | 5.16 (3.17, 7.16) | 5.10 (3.25, 6.94) | 4.61 (2.05, 7.17) | |
| ≥ 30 | 2.59 (1.16, 4.02) | 2.43 (1.06, 3.80) | 3.30 (0.96, 5.63) | 7.05 (4.95, 9.51) | 6.60 (4.66, 8.54) | 6.24 (3.58, 8.90) | |
| p trend < 0.001 | p trend < 0.001 | ||||||
| WC, cm | |||||||
| Q1 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Q2 | 0.73 (0.14, 1.32) | 0.43 (−0.13, 0.99) | 0.29 (−0.49, 1.07) | 1.78 (0.88, 2.67) | 0.99 (−0.05, 2.04) | 1.18 (0.35, 2.02) | |
| Q3 | 1.64 (1.09, 2.20) | 1.09 (0.56, 1.63) | 0.86 (0.12, 1.59) | 2.88 (1.99, 3.78) | 1.21 (0.07, 2.15) | 1.73 (0.89, 2.57) | |
| Q4 | 2.04 (1.50, 2.58) | 1.35 (0.83, 1.88) | 1.25 (0.51, 1.98) | 3.79 (2.82, 4.77) | 2.54 (0.41, 2.67) | 2.04 (1.12, 2.97) | |
| p trend = 0.009 | p trend < 0.001 | ||||||
Values are presented as regression coefficient (95% confidence interval). WC quartiles, men: < 94 cm, 94–99.5 cm, 99.5–106 cm, > 106 cm; women: < 81 cm, 81–88.5 cm, 88.5–97 cm, > 97 cm.
BMI, body mass index; WC, waist circumference; Q, quartile.
*Only participants with complete data for all co-variables are included in analyses; †Adjusted for age, height, socioeconomic status (I, II, III, IV, V), prevalent cardiovascular disease (yes, no) prevalent stroke (yes, no) prevalent cancer (yes, no), smoking status (current/former, never), alcohol intake (yes, no).