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Table 1 Descriptive statistics and between-group comparison of continuous participant characteristics

From: The effect of breastfeeding education with grandmothers’ attendance on breastfeeding self-efficacy and infant feeding pattern in Iranian primiparous women: a quasi-experimental pilot study

Variable Groups
Without grandmother attendance (n = 32) With grandmother attendance (n = 32) Independent t-test P-value
Mother’s age (year), Mean ± SD 24.93 ± 4.28 25.68 ± 5.01 0.522
Grandmother’s age (year), Mean ± SD 49.25 ± 5.67 48.93 ± 8.19 0.860
Parity of grandmother, Mean ± SD 4.40 ± 2.13 3.59 ± 1.29 0.071
The number of children breastfed by the grandmothers. 4.37 ± 2.13 3.12 ± 1.45 0.008
Gestational age in recruitment (week), Mean ± SD 33.63 ± 0.85 33.84 ± 0.86 0.32
Gestational age at birth (week), Mean ± SD 38.94 ± 0.75 38.69 ± 0.95 0.25