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Table 2 Comparison of the mean score of infant sleep quality after two and four months after birth in counselling and control groups

From: Effects of journal therapy counseling with anxious pregnant women on their infants’ sleep quality: a randomized controlled clinical trial

variable Counseling group
(n = 35)
Mean (SDb)
Control group
(n = 35)
Mean (SD)
MD (95%CI)c P-value
Infant sleep quality (score range: 0–38)
 Two months 8.0 (5.54) 12.2 (6.5) -4.2 (−7.2 to −1.2) 0.007a
 Four months 5.9 (4.32) 11.4 (6.7) −5.6 (−8.4 to −2.7) < 0.00a
  1. a Independent T-Test
  2. b Standard Deviation
  3. c Mean Difference (95% Confidence Interval)