Median z scores for anthropometric measurements for Canadian children, by survey period and sex
| Survey | Measurement; median z score (IQR) | ||||
|---|---|---|---|---|---|
| BMI | Weight | Height | Waist circumference | Weight:height ratio | |
| Overall | 0.40 (−0.31 to 1.28) | 0.42 (−0.30 to 1.18) | 0.20 (−0.49 to 0.85) | −0.12 (−0.80 to 0.64) | −0.31 (−0.99 to 0.48) |
| 2004/05 | |||||
| All | 0.47 (−0.25 to 1.33) | 0.45 (−0.21 to 1.20) | 0.19 (−0.53 to 0.90) | – | – |
| Males | 0.55 (−0.20 to 1.43) | 0.53 (−0.14 to 1.31) | 0.28 (−0.48 to 0.98) | – | – |
| Females | 0.40 (−0.29 to 1.23) | 0.38 (−0.28 to 1.12) | 0.11 (−0.58 to 0.81) | – | – |
| 2009–11 | |||||
| All | 0.41 (−0.29 to 1.26) | 0.42 (−0.29 to 1.17) | 0.19 (−0.50 to 0.81) | −0.22 (−0.86 to 0.53) | −0.45 (−1.09 to 0.30) |
| Males | 0.53 (−0.19 to 1.37) | 0.54 (−0.16 to 1.26) | 0.23 (−0.44 to 0.91) | −0.11 (−0.70 to 0.62) | −0.35 (−1.05 to 0.41) |
| Females | 0.36 (−0.39 to 1.19) | 0.32 (−0.37 to 1.05) | 0.17 (−0.53 to 0.72) | −0.41 (−0.99 to 0.43) | −0.56 (−1.16 to 0.22) |
| 2012/13 | |||||
| All | 0.27 (−0.39 to 1.23) | 0.37 (−0.40 to 1.15) | 0.21 (−0.43 to 0.85) | 0.04 (−0.73 to 0.78) | −0.19 (−0.88 to 0.56) |
| Males | 0.41 (−0.33 to 1.38) | 0.49 (−0.38 to 1.20) | 0.24 (−0.40 to 0.81) | 0.05 (−0.75 to 0.84) | −0.21 (−0.88 to 0.65) |
| Females | 0.18 (−0.43 to 1.10) | 0.25 (−0.41 to 1.04) | 0.21 (−0.48 to 0.90) | 0.01 (−0.68 to 0.67) | −0.15 (−0.90 to 0.60) |
Note: BMI = body mass index, IQR = interquartile range.