Table 2

Subgroups formed according to change in BMI SDS over 12 months

Change in BMI SDS over 12 months
(i) Increased(ii) Decreased >0 to <0.25(iii) Decreased ≥0.25 to <0.5(iv) Decreased ≥0.5
N20292019
Boys:girls7:1312:1712:89:10
Initial mean (SD) BMI SDS3.26 (0.63)3.26 (0.41)3.31 (0.41)3.06 (0.53)
Final mean (SD) BMI SDS3.37 (0.61)3.15 (0.41)2.95 (0.44)2.24 (0.58)
Median change (range)0.07 (0.01–0.40)−0.11 (−0.23 to −0.01)−0.37 (−0.49 to −0.26)−0.76 (−1.25 to −0.52)
  • BMI SDS, body mass index SD score.