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Table 6 Grade- and Gender-specific prevalence of central obesity among Pakistani primary school children aged five to twelve years (n = 1860)

From: Waist circumference, waist-hip ratio and waist-height ratio percentiles and central obesity among Pakistani children aged five to twelve years

  WC ≥90th percentile WHtR ≥0.5 Centrally Obesea
  (n = 213) (n = 304) (n = 189)
  n (%) P Value n (%) P Value n (%) P Value
Boys (n = 997) 103 (10.5)   156 (16.2)   93 (9.5)  
   Grade one (n = 233) 19 (8.2) 0.054 50 (21.5) 0.026 16 (6.9) 0.033
   Grade two (n = 187) 13 (7.0)   23 (12.3)   11 (5.9)  
   Grade three (n = 183) 18 (9.8)   23 (12.6)   17 (9.3)  
   Grade four (n = 184) 26 (14.1)   35 (19.0)   25 (13.6)  
   Grade five (n = 190) 27 (14.2)   25 (13.2)   24 (12.6)  
Girls (n = 883) 148 (16.8)   110 (12.5)   96 (10.9)  
   Grade one (n = 139) 16 (11.5) 0.004 20 (14.4) < 0.001 13 (9.4) 0.001
   Grade two (n = 185) 11 (5.9)   15 (8.1)   7 (3.8)  
   Grade three (n = 189) 31 (16.4)   41 (21.7)   28 (14.8)  
   Grade four (n = 188) 33 (17.6)   45 (23.9)   30 (16.0)  
   Grade five (n = 182) 19 (10.4)   27 (14.8)   18 (9.9)  
  1. a≥90th age- and gender-specific waist circumference (WC) percentile and ≥0.5 waist-height ratio (WHtR)