Table 2

Cross tabulations and ORs of individual risk factors with BMI classifications of Jamaican adolescents, 2007 (N=276)

Risk factorsUnderweight/normal (n=185), BMI <25Overweight/obese (n=91), BMI ≥25OR95% CIp Value
N (%)N (%)
Fasting blood glucose (≥100 mg/dL)23 (12.4)19 (20.9)1.860.9 to 3.60.076
Total cholesterol (≥170 mg/dL)8 (4.3)18 (19.8)5.502.3 to 13.1<0.001*
HbA1c (>6.5%)43 (23.2)31 (34.1)1.710.9 to 2.90.062
Blood pressure (≥90th centile)29 (15.7)42 (46.2)4.602.6 to 8.2<0.001*
Waist circumference (≥94 cm male, ≥80 cm female)7 (3.8)75 (82.4)119.2047.1 to 30.1<0.001*
Waist-to-hip ratio (≥1.0 male, ≥0.85 female)5 (2.7)16 (17.6)7.702.7 to 21.7<0.001*
Presence of Acanthosis Nigricans41 (22.2)81 (89.0)28.4513.5 to 59.8<0.001*
Low physical activity (≤2×/week)71 (38.4)36 (39.6)1.050.6 to 1.70.850
Family histories of T2D82 (44.3)63 (69.2)2.831.7 to 4.8<0.001*
Family histories of CVDs55 (29.2)27 (29.6)0.990.6 to 1.70.554
Family histories of obesity113 (61.1)68 (74.7)1.891.1 to 3.30.031*
  • *Significant using Holm's Sequential Bonferroni Method.

  • CVDs, cardiovascular diseases; BMI, body mass index; HbA1c, glycated haemoglobin; T2D, type 2 diabetes.