Jessy El Hayek et al. Nutrients/foods/ characteristicsa,b Median [IQR] Anthropometryc,d BMI (kg/m2) BMI for age z-score Weight for age z-score Height for age z-score Dietaryc,e Vitamin D (mg/d) Calcium (mg/d) Energy (Kcal/d) Total protein (g/d) Total fat intake (g/d) MUFA intake (g/d) PUFA intake (g/d) SFA intake (g/d) Biochemistryc 25(OH)D (nmol/L) ALP (U/L) Lifestylec The number of hours spent outside (h/d) Table III. Comparison of selected characteristics by speed of sound quartiles of Inuit preschool children: Nunavut Inuit Child Health Survey, 2007 2008. Quartile 1 1527.3 [1522.0 1530.1] (n 71) 18.091.1x 1.592.5x 0.992.5x,y 0.395.7 (n 69) 5.091.0 727958 17769107 60.291.8 56.291.8 19.292.8 7.590.9 17.492.2x (n 55) 41.791.8 (n 42) 173.896.1x,y (n 67) 2.492.4 Quartile 2 1537.7 [1535.1 1539.2] (n 71) 18.191.1x,y 1.692.0x,y 0.793.7x 0.492.7 (n 69) 4.791.0 756985 1618972 54.992.0 57.491.6 18.191.9 7.991.1 16.091.5x (n 55) 46.891.8 (n 42) 182.091.2x,y (n 67) 2.092.5 SoS quartiles (m/s) Quartile 3 1544.6 [1543.7 1546.6] (n 70) 18.291.1x,y 1.592.1x,y 0.992.6x,y 0.492.7 (n 69) 6.191.2 954983 1910981 72.491.6 47.391.9 23.792.2 9.691.1 22.891.5y (n 55) 46.891.7 (n 42) 173.891.2x (n 67) 2.192.4 Quartile 4 1557.9 [1553.4 1566.1] (n 71) 19.091.1y 2.191.7y 1.492.0y 0.592.7 (n 69) 5.691.1 841975 1832949 69.291.6 54.991.7 21.391.5 8.590.8 19.391.5x,y (n 54) 45.791.7 (n 43) 195.091.3y (n 67) 2.092.2 aData were log-transformed or square rooted before statistical analysis. bValues are median [IQR] and geometric means9SD. For a variable, means for variables with superscripts without a common letter differ, p 50.05. cANOVA, followed by Bonferroni. dAccording to World Health Organization (21). eData derived from 24-h recall. to 11.1, 10.0 and 4.6%, respectively, of total energy intake which is close to the intake of 1 8 year-old Canadian children in the Canadian Community Health Survey, Cycle 2.2 which reported an intake of MUFA, SFA and PUFA of 11, 12 and 4% of energy intake (37). Children in the 4th quartile of BUA or SoS tended to have higher intakes of PUFA and MUFA than children in the first quartile, but these trends did not reach statistical significance. It is likely that we did not observe any difference in PUFA intake, since we did not differentiate Table IV. Predictors of broadband ultrasound attenuation of Inuit preschool children: Nunavut Inuit Child Health Survey, 2007 2008a,b Variables Age (years) BMI percentile categories (1B85th, 2 MUFA intake (g/d) Latitude degree (8N)c Constant 85th 95th, 3]95th) Coefficient [95% CI] 2.70 [0.71 4.70] 10.33 [6.24 14.43] 0.29 [ 0.08 to 0.49] 0.08 [ 0.56 to 0.40] 32.28 [ 1.21 to 65.76] p B0.01 B0.01 B0.01 0.74 0.06 aMultivariate linear regression. bThe number of hours spent outside, vitamin D status, sex, energy, protein, vitamin D and calcium intake did not contribute to the model. cLatitude ranged from 568 32? 728 40?N. 6 (page number not for citation purpose) Citation: Int J Circumpolar Health 2012, 71: 18999 - http://dx.doi.org/10.3402/ijch.v71i0.18999