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Table 2 Comparison of experimental and control groups in terms of quantitative demographic variables

From: Effect of educational program based on theory of planned behavior on promoting nutritional behaviors preventing Anemia in a sample of Iranian pregnant women

Variable Experimental group Control group P-value
M SD M SD
Age 31.53 6.22 30.49 5.85 0.352
Interval between previous pregnancy 3.62 3.28 3.56 3.18 0.612
Number of children 1.22 0.65 1.08 0.61 0.655
Gestational week 17.05 1.28 16.60 1.27 0.304
Level of hemoglobin 12.77 1.10 13.09 1.07 0.376
independent t-test