Table 2.
Association between dietary VitB1 intake and stroke among study participants
| Characteristic | Crude modela | Model 1b | Model 2c | |||
|---|---|---|---|---|---|---|
| Odds ratio (OR) (95% confidence interval (CI)) | p-value | OR (95% CI) | p-value | OR (95% CI) | p-value | |
| VitB1, mg/day | 0.71 (0.61, 0.82) | < 0.001 | 0.72 (0.61, 0.84) | < 0.001 | 0.75 (0.64, 0.89) | < 0.001 |
| VitB1 (mg/day, quartile) | ||||||
| Quartile 1 | 1 [Reference] | 1 [Reference] | 1 [Reference] | |||
| Quartile 2 | 0.72 (0.56,0.92) | 0.01 | 0.73 (0.56, 0.93) | 0.01 | 0.75 (0.58, 0.98) | 0.03 |
| Quartile 3 | 0.61 (0.46,0.81) | < 0.001 | 0.61 (0.46, 0.81) | < 0.001 | 0.67 (0.49, 0.90) | 0.01 |
| Quartile 4 | 0.58 (0.45,0.73) | < 0.001 | 0.59 (0.46, 0.77) | < 0.001 | 0.63 (0.48, 0.83) | 0.001 |
| P for trend | < 0.001 | < 0.001 | 0.001 | |||
Abbreviation: OR odds ratio, BMI body mass index, VitB1 vitamin B1
aUnadjusted
bAdjusted for age, sex, and race/ethnicity
cAdjusted for marital status, education level, alcohol intake, smoking status, BMI, physical activity, hypertension, diabetes mellitus, hyperlipidemia, coronary heart disease, and variables from Model 1