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Table 3 Means (SDs), ranges and change scores for key variables at baseline and follow-up

From: Relationships between parental sleep quality, fatigue, cognitions about infant sleep, and parental depression pre and post-intervention for infant behavioral sleep problems

  Mothers Fathers
M (SD) Range M (SD) Range
Baseline n = 231   n = 217  
 CESD 16.4 (9.5) (0, 39) 13.0 (9.7) (0, 48)
 PSQI 9.7 (3.3) (2, 19) 6.5 (2.9) (1, 16)
 MAF 30.4 (7.2) (8.4, 43.4) 23.2 (8.7) (5, 41.2)
 Setting sleep limits 16.5 (4.5) (5, 25) 13.1 (4.9) (0, 25)
 Sleep doubts 8.0 (3.9) (0, 20) 6.1 (4.3) (0, 18)
 Sleep anger 7.0 (3.9) (0, 18) 6.9 (3.5) (1, 25)
 Sleep feeding 8.1 (3.5) (0, 15) 5.9 (3.5) (0, 15)
 Sleep safety 3.0 (2.4) (0, 10) 2.6 (2.4) (0, 10)
Follow-up n = 185   n = 170  
 CESD 9.2 (7.5) (0, 34) 9.2 (8.0) (0, 45)
 PSQI 5.8 (2.9) (0, 15) 5.2 (3.0) (0, 15)
 MAF 18.2 (9.0) (5.0, 38.5) 17.8 (8.7) (5.0, 42.7)
 Setting sleep limits 9.9 (4.9) (1, 25) 8.8 (4.3) (0, 25)
 Sleep doubts 4.1 (3.5) (0, 16) 3.5 (3.6) (0, 15)
 Sleep anger 5.0 (3.3) (0, 19) 4.9 (3.1) (0, 16)
 Sleep feeding 3.0 (3.3) (0, 14) 2.7 (3.1) (0, 14)
 Sleep safety 1.8 (2.0) (0, 8) 1.5 (2.0) (0, 10)
Change scores n = 185   n = 169  
 CESD −6.4 (9.1) (−33, 19) −3.1 (8.6) (−42, 19)
 PSQI −4.0 (3.5) (−13, 5) −1.4 (2.9) (−9, 8)
 MAF −11.8 (10.2) (−34.4, 21.9) −5.3 (10.0) (−27.2, 17.4)
 Setting sleep limits −6.4 (4.9) (−18, 5) −4.1 (4.7) (−19, 7)
 Sleep doubts −3.7 (4.1) (−15, 5) −2.4 (3.9) (−12, 15)
 Sleep anger −2.2 (3.6) (−14, 8) −2.1 (3.5) (−16, 9)
 Sleep feeding −4.9 (4.0) (−14, 6) −3.1 (3.7) (−11, 9)
 Sleep safety −1.1 (2.2) (−8, 4) −1.0 (2.2) (−7, 7)
  1. Abbreviations: CESD depression, PSQI sleep quality, MAF fatigue
  2. Note: Means and SDs values from descriptive statistics of regression models; range values from descriptive statistics; change scores calculated by subtracting baseline from follow-up values