Table 5.
Results from ordinary logistic regression for examination of factors in association with quartiles of water balance.
| Estimate (95% CI) of Predictor Variable |
p-Value | Estimate (95% CI) of Quartile | p-Value | ||
|---|---|---|---|---|---|
| BMI of mothers (kg/m2) | 0.027 (−0.01, 0.60) |
0.111 | Q1 | −0.42 (−1.28, 0.44) |
0.341 |
| Q2 | 0.69 (−0.17, 156) |
0.116 | |||
| Q3 | 1.78 (0.91, 2.66) |
<0.001 | |||
| Mothers’ age (years) | 0.02 (−0.02, 0.05) |
0.371 | Q1 | −0.59 (−1.74, 0.57) |
0.320 |
| Q2 | 0.52 (−0.63, 168) |
0.374 | |||
| Q3 | 1.61 (0.45, 2.77) |
0.007 | |||
| Mothers’ education (years of school) | −0.03 (−0.10, 0.03) |
0.276 (I) | Q1 | −0.59 (−1.74, 0.57) |
0.320 |
| Q2 | 0.52 (−0.63, 168) |
0.374 | |||
| Q3 | 1.61 (0.45, 2.77) |
0.007 | |||
| Exclusive breastfeeding vs. no | −1.263 (−1.67,−0.85) |
<0.001 | Q1 | −1.98 (−2.34, −1.62) |
<0.001 |
| Mixed breastfeeding vs. no | −0.99 (−1.42, −0.57) |
<0.001 | Q2 | −0.81 (−1.13, −0.48) |
<0.001 |
| Q3 | 0.35 (0.04, 0.67) |
0.030 | |||
| Water from drinking water (mL/day) | 0.01 (0.00, 0.02) |
0.002 | Q1 | −0.37 (−0.86, 0.11) |
0.129 |
| Q2 | 0.74 (0.26, 1,22) |
0.003 | |||
| Q3 | 1.84 (1.33, 2.35) |
<0.001 | |||
| Water from foods (mL/day) | 0.01 (0.00, 0.02) |
0.002 | Q1 | −0.37 (−0.86, 0.11) |
0.129 |
| Q2 | 0.74 (0.26, 1,22) |
0.003 | |||
| Q3 | 1.84 (1.33, 2.35) |
<0.001 | |||
| Water from juices (mL/day) | 0.01 (−0.01, 0.01) |
0.242 | Q1 | −1.04 (−1.27, −0.81) |
<0.001 |
| Q2 | 0.07 (−0.14, 0.28) |
0.541 | |||
| Q3 | 1.15 (0.92, 1.39) |
<0.001 | |||
| Water from soft drinks (mL/day) | 0.01 (−0.01, 0.01) |
0.720 | Q1 | −1.09 (−1.31, −0.86) |
<0.001 |
| Q2 | 0.02 (−0.18, 0.22) |
0.851 | |||
| Q3 | 1.11 (0.88, 1.33) |
<0.001 | |||
| Water from tea (mL/day) | 0.01 (0.01, 0.01) |
<0.001 (I) |
Q1 | −0.91 (−1.13, −0.68) |
<0.001 |
| Q2 | 0.24 (0.03, 0.45) |
0.023 | |||
| Q3 | 1.37 (1.13, 1.62) |
<0.001 | |||
| Water from coffee (mL/day) | 0.01 (0.01, 0.01) |
0.056 * | Q1 | −0.88 (−1.19, −0.57) |
<0.001 |
| Q2 | 0.23 (−0.07, 0.53) |
0.132 | |||
| Q3 | 1.32 (1.00, 1.65) |
<0.001 | |||
| Water from milk (mL/day) | 0.01 (0.01, 0.01) |
0.004 | Q1 | −0.96 (−1.19, −0.73) |
<0.001 |
| Q2 | 0.16 (−0.05, 0.37) |
0.134 | |||
| Q3 | 1.26 (1.02, 1.50) |
<0.001 | |||
| Water from Milkshakes/sherbets (mL/day) | −0.02 (−0.06, 0.02) |
0.233 | Q1 | −1.47 (−2.11, −0.83) |
<0.001 |
| Q2 | −0.36 (−0.99, 0.26) |
0.256 | |||
| Q3 | 0.73 (0.09, 1.36) |
0.024 | |||
| Water from Isotonic/energy drinks (mL/day) | −0.01 (−0.10, −0.01) |
0.037 | Q1 | −1.21 (−1.44, −0.98) |
<0.001 |
| Q2 | −0.09 (−0.29, 0.11) |
0.385 | |||
| Q3 | 1.00 (0.78, 1.22) |
<0.001 | |||
| Water from Alcoholic drinks (mL/day) | −0.01 (−0.01, 0.01) |
0.415 | Q1 | −1.14 (−1.37, −0.91) |
<0.001 |
| Q2 | −0.04 (−0.24, 0.17) |
0.736 | |||
| Q3 | 1.05 (0.82, 1.28) |
<0.001 | |||
(I) Include interaction terms between the predictor variable and the categories of the outcome variable. * marginally significant