Variable

BMI (Kg/m²)

P value

Normal (19 - 24.9)

Overweight (25 - 29.9)

Obese (30 - 34.9)

Stone size (cm²)

28.43 ± 5.83

31.79 ± 6.50

30.66 ± 6.89

0.07

Hb drop (gm/dl)

0.84 ± 0.25

0.91 ± 0.23

0.90 ± 0.24

0.40