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Table 3 Unadjusted and adjusted associations (beta coefficients and 95% CIs) between risk subgroups identified using recursive partitioning analysis and body mass index percentile among 462 QUALITY study participants at 2 year follow-up (2005–2011)

From: Identifying risk profiles for childhood obesity using recursive partitioning based on individual, familial, and neighborhood environment factors

  Beta (95% CI)
Intercept 5.1 (1.9; 8.3) 1.8 (−13.9; 17.5)
Child’s BMI percentile at baseline 0.9 (0.9; 0.9) 0.90 (0.9; 0.9)
Group 1 (n = 123), obesity prevalence 8.9% Reference Reference
Group 2 (n = 88), obesity prevalence 13.6% 1.4 (−2.0; 4.7) 1.5 (−1.8; 4.9)
Group 3 (n = 140), obesity prevalence 27.1% 3.8 (0.8; 6.8) 3.6 (0.5; 6.6)
Group 4 (n = 37), obesity prevalence 16.2% −0.1 (−4.6; 4.5) −0.1 (−4.7; 4.4)
Group 5 (n = 34), obesity prevalence 35.3% 3.7 (−1.0; 8.4) 3.8 (−1.0; 8.6)
Group 6 (n = 23), obesity prevalence 65.2% 1.1 (−4.5; 6.6) 1.0 (−4.6; 6.6)
Group 7 (n = 17), obesity prevalence 70.6% 2.9 (−3.4; 9.2) 2.5 (−3.8; 8.8)
Child’s age at follow-up, years   0.1 (−1.3; 1.5)
Sex, boys (Vs. girls)   0.7 (−1.8; 3.1)
Puberty initiated at follow-up (Vs. not initiated)   2.6 (−0.3; 5.5)
Parental education   
≥1 parent with university degree (reference)   Reference
≥1 parent with technical/vocational/trade school degree   −0.03 (−2.4; 2.3)
2 parents with high school degree or less   0.5 (−3.8; 4.8)
  1. Abbreviations: BMI, Body mass index; CI, Confidence interval; QUALITY, Quebec Adipose and Lifestyle Investigation in Youth.