Table 1 Descriptive statistics
Month 1 | Month 4 | Month 7 | |
Unit level | |||
Frequency (percentage) | |||
Type of hospital (university/cantonal/regional) | 4 (8)/11 (23)/32 (67) | ||
Type of ICU (medical/surgical/pediatric/mixed) | 5 (10)/7 (13)/2 (4)/41 (75) | ||
Mean (range) | |||
Beds | 12 (6–40) | ||
Patients treated per month | 90 (10–405) | 80 (18–314) | 87 (24–447) |
Individual level | |||
Frequency (percentage) | |||
N | 1460 | 1007 | 807 |
Gender (male/female) | 1028 (70.4)/365 (25.0) | 755 (75.0)/250 (24.8) | 583 (72.2)/218 (27.0) |
Professional role (nurse/physician) | 1131 (77.5)/243 (16.6) | 506 (50.2)/90 (8.9) | 357 (44.2)/72 (8.9) |
Head RNs | 75 (5.1) | 7 (0.7) | 4 (0.5) |
Intensive care RNs | 779 (53.4) | 114 (11.3) | 82 (10.2) |
RNs in intensive care training | 116 (7.9) | 16 (1.6) | 20 (2.5) |
Head physicians | 70 (4.8) | 7 (0.7) | 7 (0.9) |
Senior physicians | 85 (5.8) | 25 (2.5) | 25 (3.1) |
Resident physicians | 77 (5.3) | 20 (2.0) | 33 (4.1) |
Workload in hospital (full time/part time) | 684 (46.8)/703 (48.2) | 443 (44.0)/527 (52.3) | 334 (41.4)/446 (55.3) |
Workload in ICU (full time/part time) | 683 (46.8)/700 (47.9) | 443 (44.0)/527 (52.3) | 201 (24.9)/379 (47.0) |
Mean (standard deviation) | |||
Age | 39.56 (9.33) | 40.44 (9.33) | 40.64 (9.07) |
Tenure (years in organization) | 9.80 (8.35) | 8.29 (7.59) | 7.22 (6.71) |
Tenure (years in ICU) | 8.21 (7.69) | 6.53 (7.01) | 5.35 (6.23) |
Professional experience | 12.57 (8.94) | 11.57 (8.71) | 10.30 (8.50) |
Cognitive-behavioral teamwork | 5.24 (0.81) | 5.25 (0.76) | 5.21 (0.78) |
Interpersonal teamwork | 3.13 (0.61) | 3.14 (0.63) | 3.11 (0.62) |
Emotional exhaustion | 2.73 (0.84) | 2.67 (0.83) | 2.65 (0.85) |
Clinician-rated patient safety | 3.71 (0.62) | 3.71 (0.59) | 3.70 (0.59) |