Comparison of demographics, body mass index, and waist circumference between obese and non-obese groups

ParameterGroupNMeanSDSEMt-valuep-valueMale (%)Female (%)Chi-square valuep-value
Age (years)Obese2037.756.401.430.370.709 (45.00)11 (55.00)0.100.75
Non-obese2037.055.321.1910 (50.00)10 (50.00)
Body mass index (kg/m2)Obese2031.931.400.3118.45< 0.05*
Non-obese2021.612.060.46
Waist circumference (cm)Obese2090.507.871.765.32< 0.05*
Non-obese2078.656.081.36

p < 0.05 is considered statistically significant for both the independent samples t-test (mean age, body mass index, waist circumference) and the chi-square test (gender); *: denotes significance