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Table 6 Multiple regression analysis of the determining factors of the body mass index (BMI) of university students

From: Differences between men and women in self-reported body mass index and its relation to drug use

Dependent variable Prognostic variable   Totala   Menb   Womenc
β T3202 p β t p β T p
Body Mass Index (BMI) Constant   25.87 0.001*   17.61 0.001*   15.80 0.001***
Sex -0.23 -12.63 0.001*       
Age (years) 0.13 7.76 0.001*** 0.15 6.43 0.001*** 0.11 4.29 0.001***
Physical activity (frequency) -0.02 -0.98 0.32 -0.03 -1.09 0.274 -0.01 -0.07 0.940
Diet Quality Index (frequency) -0.02 -0.99 0.32 -0.04 -1.81 0.070 0.02 0.59 0.553
High-frequency drug use 0.02 1.42 0.16 0.01 0.24 0.810 0.05 1.77 0.076
Medium-frequency drug use 0.04 2.07 0.03* 0.05 2.02 0.043* 0.03 1.08 0.280
Low-frequency drug use 0.01 0.83 0.41 0.02 0.95 0.341 -0.01 -0.08 0.932
  1. ar = 0.26; r2 = 0.07. br = 0.18; r2 = 0.03. cr = 0.13; r2 0.02.
  2. *p < 0.05, **p < 0.01, ***p < 0.005.