Skip to main content

Table 3 Comparison of mean bilirubin level changes at baseline and the time points 6, 24, and 48 h after treatment in study groups

From: Efficacy of zinc sulfate on indirect hyperbilirubinemia in premature infants admitted to neonatal intensive care unit: a double-blind, randomized clinical trial

Study groupExperimental (\( \overline{\mathrm{X}}\pm SD\Big) \)Control (\( \overline{\mathrm{X}}\pm SD\Big) \)Independent t-test result
Bilirubin level
Before and 6 hours after intervention−1.3 ± 45.23−0.0 ± 49.37P = 0.024; t = 2.31
Before and 24 h after intervention−3.2 ± 26.78−1.1 ± 89.20P = 0.017; t = 2.45
Before and 48 h after intervention−4.2 ± 89.76−3.2 ± 98.32P = 0.23; t = 1.22
  1. \( \overline{\mathrm{X}}\pm SD \): Mean ± Standard deviation (mg/dL).