Skip to main content

Table 3 Comparison of outcomes between groups post-intervention

From: Effect of an ICU diary on psychiatric disorders, quality of life, and sleep quality among adult cardiac surgical ICU survivors: a randomized controlled trial

VariablesmITT PP 
Intervention (n = 46)Control (n = 49)T/ZPIntervention (n = 41)Control (n = 42)T/ZP
Primary outcome
 IES-R total score20.54 ± 10.9325.16 ± 11.98− 1.960.05220.73 ± 12.1225.17 ± 12.97− 1.610.11
 Avoidance score6.41 ± 4.667.80 ± 5.11− 1.380.176.71 ± 5.247.83 ± 5.53− 0.950.34
 Intrusion9.09 ± 5.3210.53 ± 4.98− 1.360.189.00 ± 5.5910.48 ± 5.37− 1.230.22
 Hyperarousal5.05 ± 3.526.84 ± 3.67− 2.430.02*5.02 ± 3.736.86 ± 3.97− 2.170.03*
Secondary outcomes ICU memories
 Factual memories7.26 ± 2.525.93 ± 2.852.140.02*7.26 ± 2.61c5.93 ± 3.092.140.04*
 Feeling memories2 (1.2)2 (1.3)− 1.140.26b2 (1.2)c2 (1.4)− 1.150.25b
 Delusional memories0 (0, 1.25)0 (0.1)− 1.020.31b0 (0.2)c0 (0.1)− 0.770.44b
PSQI score8.40 ± 3.1110.14 ± 4.19− 2.290.028.22 ± 3.0710.19 ± 4.52− 2.310.02*
HADS
 Anxiety score3 (1.5)4 (2.6)− 1.650.10b3.10 ± 2.704.17 ± 3.00− 1.700.09
 Depression score2.02 ± 2.612.98 ± 2.68− 1.750.081.78 ± 2.533.05 ± 2.87− 2.130.04*
 SF-36 total score120.62 ± 12.09116.42 ± 15.031.500.14120.85 ± 12.65116.21 ± 16.191.450.15
  1. Statistical analysis was performed using independent t test
  2. PSQI Pittsburgh Sleep Quality Index, HADS Hospital Anxiety and Depression Scale, SF-36 the MOS 36-item Short-Form, mITT modified intention-to-treat, PTSD post-traumatic stress disorder, PP per-protocol;*P < 0.05
  3. aChi-squared test
  4. bMann-Whitney U test
  5. cn = 43