Table 4.
Crude and adjusted prevalence ratios (PR) of the association between calcium consumption tertile and cardiometabolic markers among urban schoolchildren aged 8–9 years (n 350), Viçosa, Minas Gerais, Brazil, 2015
| Ca intake (mg) | ||||||
|---|---|---|---|---|---|---|
| 1st tertile | 2nd tertile | 3rd tertile | ||||
| Cardiometabolic marker | PR | 95 % CI | PR | 95 % CI | PR | 95 % CI |
| Waist circumference (≥P90) | ||||||
| Crude | 1·73 | 0·76, 3·98 | 1·33 | 0·55, 3·19 | Reference | |
| P value | 0·194 | 0·524 | ||||
| Adjusted† | 2·86 | 1·01, 8·13 | 1·79 | 0·63, 5·08 | Reference | |
| P value | 0·048* | 0·270 | ||||
| LDL-C (≥100 mg/dl) | ||||||
| Crude | 0·64 | 0·41, 0·99 | 0·75 | 0·50, 1·13 | Reference | |
| P value | 0·049* | 0·176 | ||||
| Adjusted‡ | 0·64 | 0·41, 0·99 | 0·75 | 0·50, 1·13 | Reference | |
| P value | 0·047* | 0·174 | ||||
| CRP (≥P90) | ||||||
| Crude | 2·64 | 1·07, 6·52 | 1·61 | 0·60, 4·29 | Reference | |
| P value | 0·035* | 0·341 | ||||
| Adjusted‡ | 2·93 | 1·21, 7·07 | 1·69 | 0·65, 4·42 | Reference | |
| P value | 0·017* | 0·277 | ||||
P90, 90th percentile; LDL-C, LDL cholesterol; CRP, C-reactive protein.
*
P < 0·05 (Poisson regression).
†
Adjusted for sex, age, ethnicity, maternal age and schooling, type of school, sedentary behaviour, and percentage of energy from fat, protein and carbohydrate.
‡
Adjusted for sex, age, ethnicity, maternal schooling, daily number of meals, body fat percentage, sedentary behaviour, and percentage of energy from fat and carbohydrate.