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Table 4 Distribution of obesity at baseline and 2-year follow-up according to subgroups identified using recursive partitioning analysis 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

Recursive partitioning subgroups Obese at baseline Obese at follow-up BMI % at baseline BMI % at follow-up Change in BMI %
(n) % (n) Mean (sd)
Group 1 (123) 7.3 (9) 8.9 (11) 56.1 (28.2) 55.8 (29.0) −0.3 (14.2)
Group 2 (88) 11.4 (10) 13.6 (12) 67.0 (24.7) 67.0 (25.1) 0.01 (11.7)
Group 3 (140) 24.3 (34) 27.1 (38) 70.3 (27.9) 72.4 (27.2) 2.1 (12.3)
Group 4 (37) 27.0 (10) 16.2 (6) 76.2 (24.2) 73.8 (25.4) −2.3 (12.9)
Group 5 (34) 38.2 (13) 35.3 (12) 78.8 (28.6) 80.0 (27.6) 1.1 (6.7)
Group 6 (23) 60.9 (14) 65.2 (15) 87.2 (21.3) 85.0 (24.9) −2.3 (10.6)
Group 7 (17) 58.8 (10) 70.6 (12) 88.3 (19.7) 87.7 (23.2) −0.56 (10.7)
Total (462) 21.7 (100) 22.9 (106) 68.5 (28.1) 68.8 (28.3) 0.3 (12.4)
  1. Abbreviations: BMI, Body mass index; QUALITY, Quebec Adipose and Lifestyle Investigation in Youth.