Table 1 Characteristics of patients at baseline
Characteristics | Total (N = 44) | Patients with psychological PICS (N = 26) | Patients without psychological PICS (N = 18) | P value†| |
|---|---|---|---|---|---|
Demographics | |||||
 Male, n (%) | 35 (80%) | 21 (81%) | 14 (78%) | 1.00a | |
 Age, median (IQR) | 61 (55–69) | 59 (53–68) | 64 (57–69) | 0.20b | |
Treatment-related characteristics | |||||
 Hospital days, median (IQR) | 15 (10–22) | 14 (10–22) | 15 (10–23) | 0.90b | |
 ICU days, median (IQR) | 4 (3–8) | 4 (3–8) | 5 (3–8) | 0.70b | |
 Documented delirium, n (%) | 9 (21%) | 5 (19%) | 4 (22%) | 1.00a | |
 Mechanical ventilation, h, median (IQR) | 56 (30–132) | 55 (28–123) | 56 (33–153) | 0.70b | |
 Renal replacement therapy, n (%) | 3 (7%) | 1 (4%) | 2 (11%) | 0.60a | |
Scores | |||||
 APACHE II, median (IQR) | 21 (16–27) | 21 (16–26) | 21 (16–21) | 0.50b | |
 SAPS II, median (IQR) | 41 (32–55) | 40 (32–54) | 41 (32–54) | 0.90b | |
 Admission SOFA score, median (IQR) | 6 (5–9) | 7 (5–9) | 6 (5–11) | 1.00b | |
PTSD and depression | |||||
 IES-R score, median (IQR) | 34 (24–46) | 44 (36–56) | 24 (22–25) | < 0.001b | |
 BDI score, median (IQR) | 10 (6–18) | 16 (11–22) | 3 (2–6) | < 0.001b | |
HRQoL | |||||
 SF-12 | MCS-12, median (IQR) | 48 (39–55) | 40 (36–45) | 56 (54–59) | < 0.001b |
PCS-12, median (IQR) | 40 (35–46) | 38 (34–45) | 42 (37–47) | 0.30b | |
 EQ-5D utility score, median (IQR) | 0.75 (0.53–0.88) | 0.68 (0.45–0.82) | 0.88 (0.76–0.98) | < 0.01b | |
 EQ-VAS, median (IQR) | 65 (54–80) | 58 (45–68) | 70 (66–84) | < 0.01b | |