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Table 4 Primary and secondary outcome measures in the second phase of the protocol

From: Behavioral intervention for sleep problems in childhood: a Brazilian randomized controlled trial

Measures Pre-treatment Post-treatment t d
Mean (SD) N = 26 Mean (SD) N = 26
Sleep questionnaires
 CSDS 10.27 (1.6) 1.80 (2.6) 16.23* 3.91
Sleep diary
 Sleep latency (min) 50.14 (31.84) 18.18 (18.04) 6.59* 1.23
 Number of night wakings 2.38 (1.31) 0.17 (0.46) 12.01* 2.25
 Total sleep time (h) 9.54 (1.22) 10.22 (1.08) 3.15* 0.60
Daytime Functioning Questionnaires
 Total problem CBCL 61.19 (10.72) 49.42 (11.69) 6.52* 1.04
 Internalizing problems CBCL 57.34 (10.65) 49.30 (11.31) 4.72* 0.73
 Externalizing problems CBCL 58.73 (11.0) 48.96 (10.37) 6.06* 0.91
  1. *p < 0,05
  2. CSDS Composite Sleep Disturbance Score, CBCL Child Behavior Checklist