Table III.
Comparison of selected characteristics by speed of sound quartiles of Inuit preschool children: Nunavut Inuit Child Health Survey, 2007–2008.
| Nutrients/foods/characteristicsa,b | SoS quartiles (m/s) | |||
|---|---|---|---|---|
|
| ||||
| Quartile 1 | Quartile 2 | Quartile 3 | Quartile 4 | |
| Median [IQR] | 1527.3 [1522.0–1530.1] | 1537.7 [1535.1–1539.2] | 1544.6 [1543.7–1546.6] | 1557.9 [1553.4–1566.1] |
| Anthropometryc,d | (n=71) | (n=71) | (n=70) | (n=71) |
| BMI (kg/m2) | 18.0±1.1x | 18.1±1.1x,y | 18.2±1.1x,y | 19.0±1.1y |
| BMI for age z-score | 1.5±2.5x | 1.6±2.0x,y | 1.5±2.1x,y | 2.1±1.7y |
| Weight for age z-score | 0.9±2.5x,y | 0.7±3.7x | 0.9±2.6x,y | 1.4±2.0y |
| Height for age z-score | 0.3±5.7 | 0.4±2.7 | 0.4±2.7 | 0.5±2.7 |
| Dietaryc,e | (n=69) | (n=69) | (n=69) | (n=69) |
| Vitamin D (µg/d) | 5.0±1.0 | 4.7±1.0 | 6.1±1.2 | 5.6±1.1 |
| Calcium (mg/d) | 727±58 | 756±85 | 954±83 | 841±75 |
| Energy (Kcal/d) | 1776±107 | 1618±72 | 1910±81 | 1832±49 |
| Total protein (g/d) | 60.2±1.8 | 54.9±2.0 | 72.4±1.6 | 69.2±1.6 |
| Total fat intake (g/d) | 56.2±1.8 | 57.4±1.6 | 47.3±1.9 | 54.9±1.7 |
| MUFA intake (g/d) | 19.2±2.8 | 18.1±1.9 | 23.7±2.2 | 21.3±1.5 |
| PUFA intake (g/d) | 7.5±0.9 | 7.9±1.1 | 9.6±1.1 | 8.5±0.8 |
| SFA intake (g/d) | 17.4±2.2x | 16.0±1.5x | 22.8±1.5y | 19.3±1.5x,y |
| Biochemistryc | (n=55) | (n=55) | (n=55) | (n=54) |
| 25(OH)D (nmol/L) | 41.7±1.8 | 46.8±1.8 | 46.8±1.7 | 45.7±1.7 |
| (n=42) | (n=42) | (n=42) | (n=43) | |
| ALP (U/L) | 173.8±6.1x,y | 182.0±1.2x,y | 173.8±1.2x | 195.0±1.3y |
| Lifestylec | (n=67) | (n=67) | (n=67) | (n=67) |
| The number of hours spent outside (h/d) | 2.4±2.4 | 2.0±2.5 | 2.1±2.4 | 2.0±2.2 |
a
Data were log-transformed or square rooted before statistical analysis.
b
Values are median [IQR] and geometric means±SD. For a variable, means for variables with superscripts without a common letter differ, p≤0.05.
c
ANOVA, followed by Bonferroni.
d
According to World Health Organization (21).
e
Data derived from 24-h recall.