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Table 2 Pattern of weight status in a longitudinal cohort of Australian school children of low, middle and high socioeconomic status between 2007 and 2012

From: Socioeconomic patterns of overweight, obesity but not thinness persist from childhood to adolescence in a 6 -year longitudinal cohort of Australian schoolchildren from 2007 to 2012

Year 2007 2008 2009 2010 2011 2012
% (N) % (N) % (N) % (N) % (N) % (N)
Total N 935 814 758 738 772 695
Total sample       
Obese 4.1 (38) 3.6 (29) 4.4 (33) 4.5 (33) 4.8 (37) 6.0 (42)
Overweight 16.6 (155) 16.5 (134) 18.2 (138) 18.2 (138) 17.5 (135) 16.7 (116)
Normal 75.7 (708) 75.3 (613) 72.7 (551) 71.3 (526) 72.9 (563) 73.1 (508)
Thin 3.6 (3.4) 4.7 (38) 4.7 (36) 5.4 (40) 4.8 (37) 4.2 (29)
Low SES (N = 334)       
Obese 7.2 (24) 5.5 (16) 5.5 (15) 6.5 (16) 7.1 (19) 6.6 (15)
Overweight 15.8 (53) 16.7 (49) 18.9 (52) 20.2 (50) 19.1 (51) 21.0 (48)
Normal 73.4 (246) 72.4 (212) 72.7 (200) 70.2 (174) 71.5 (191) 68.6 (157)
Thin 3.6 (12) 5.5 (16) 2.9 (8) 3.2 (8) 2.2 (6) 3.9 (9)
Middle SES (N = 304)       
Obese 3.3 (10) 3.9 (10) 3.9 (9) 5.3 (12) 5.1 (12) 8.3 (18)
Overweight 17.1 (52) 17.4 (45) 20.4 (47) 19.4 (44) 16.9 (40) 16.1 (35)
Normal 75.0 (228) 74.0 (191) 69.1 (159) 69.2 (157) 71.2 (168) 71.4 (155)
Thin 4.6 (14) 4.7 (12) 6.5 (15) 6.2 (14) 6.8 (16) 4.1 (9)
High SES (N = 297)       
Obese 1.3 (4) 1.1 (3) 3.6 (9) 1.9 (5) 2.2 (6) 3.6 (9)
Overweight 16.8 (50) 15.2 (40) 15.4 (39) 17.1 (45) 16.4 (44) 13.3 (33)
Normal 79.1 (235) 79.8 (210) 75.9 (192) 74.1 (195) 75.8 (204) 78.7 (196)
Thin 2.7 (8) 3.8 (10) 5.1 (13) 6.8 (18) 5.6 (15) 4.4 (11)
Chi Square 16.3 9.7 7.3 11.0 13.8 10.5
P Value 0.01* 0.14 0.29 0.09 0.03* 0.10
  1. *P<0.05.