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Table 8 Prevalence of over-nutrition relative to the international growth references among Pakistani primary school children aged five to twelve years (n = 1860)

From: Height, weight and BMI percentiles and nutritional status relative to the international growth references among Pakistani school-aged children

Reference Overweight
> + 1 SD BMI-for-age z score
Obesity
> + 2 SD BMI-for-age z score
  n (%) P valuea n (%) P valuea
Boys (n = 977)     
   WHO 2007 170 (17.4) < 0.001 86 (8.8) < 0.001
   USCDC 2000 141 (14.4)   45 (4.6)  
   IOTFb 74 (7.6) < 0.001c 42 (4.3) < 0.001c
   < 0.001d   0.453d
Girls (n = 883)     
   WHO 2007 146 (16.5) 0.006 54 (6.1) < 0.001
   USCDC 2000 135 (15.3)   30 (3.4)  
   IOTFb 80 (9.1) < 0.001c 45 (5.1) 0.422c
   < 0.001d   < 0.001d
Total (n = 1860)     
   WHO 2007 316 (17.0) < 0.001 140 (7.5) < 0.001
   USCDC 2000 276 (14.8)   75 (4.0)  
   IOTFb 154 (8.3) < 0.001c 87 (4.7) < 0.001c
   < 0.001d   0.017d
  1. a P values are for difference between the estimates by the WHO 2007 and USCDC 2000 references obtained by the McNemar test
  2. b IOTF estimates are based on cut-offs corresponding to the respective BMI cut-off value at age 18 years and above
  3. c compared to the WHO 2007 reference,d compared to the USCDC 2000 reference