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Table 2 Poisson regression analysis estimating relative risks of obese status at follow-up by baseline characteristics

From: Does obesity persist from childhood to adolescence? A 4-year prospective cohort study of chinese students in Hong Kong

Baseline Characteristics PR (95 % CI) p
BMI z-score 1.73 (1.66, 1.80) < 0.0001
Underweight 0.38 (0.23, 0.62) < 0.0001
Overweight 3.91 (3.49, 4.38) < 0.0001
Obese 6.48 (5.69, 7.39) < 0.0001
Overall fitness 0.81 (0.74, 0.90) < 0.0001
Grip strength 1.02 (0.96, 1.08) 0.60
Sit-up 0.92 (0.87, 0.97) 0.004
Sit and reach 0.99 (0.94, 1.05) 0.79
Endurance run 0.76 (0.71, 0.81) < 0.0001
  1. PR prevalence ratio, a relative risk measure as the ratio of obesity prevalence at follow-up