Table 4.
Demographics and night shift circumstances per profiles
| Pre-shift (N = 189) | 1. Indifferent (N = 35) | 2. Ready (N = 90) | 3. Engaged (N = 64) | |
|---|---|---|---|---|
| Age M ± SD | 39.5 ± 9.56 | 38.5 ± 9.573 | 43.7 ± 9.982 | |
| Male n(%) | 12 (34.3%) | 43 (47.8%) | 37 (57.8%) | |
| Female n(%) | 23 (65.7%) | 47 (52.2%) | 27 (42.2%) | |
| Consultants n(%) | 17 (48.6%) | 34 (37.8%)3 | 44 (68.8%)2 | |
| Trainees n(%) | 18 (51.4%) | 56 (62.2%)3 | 20 (31.3%)2 | |
| Surgery n(%) | 21 (60.0%) | 58 (64.4%) | 36 (56.3%) | |
| OB/GYN n(%) | 14 (40.0%) | 32 (35.6%) | 28 (43.8%) | |
| Avg. sleep M ± SD | 6.76 ± .66 | 6.87 ± .70 | 6.79 ± .77 | |
| Avg. work M ± SD | 49.2 ± 6.77 | 50.4 ± 8.96 | 51.3 ± 9.29 | |
| Hrs. awake | 9.73 ± 4.17 | 9.14 ± 4.44 | 9.60 ± 3.83 | |
| Hrs. worked | 4.80 ± 4.73 | 3.89 ± 4.723 | 6.06 ± 4.852 | |
| Nmbr. cons shifts M ± SD | 1.69 ± 1.35 | 2.17 ± 1.87 | 1.62 ± 1.45 |
| Post-shift (N = 157) | 1. Lethargic (N = 14) | 2. Tired but satisfied (N = 91) | 3. Excited (N = 11) | 4. Mindful (N = 41) |
|---|---|---|---|---|
| Age M ± SD | 39.0 ± 9.63 | 36.4 ± 7.824 | 33.6 ± 5.044 | 47.2 ± 10.52,3 |
| Male n(%) | 5 (35.7%) | 37 (40.7%)4 | 3 (27.3%) | 28 (68.3%)2 |
| Female | 9 (64.3%) | 54 (59.3%)4 | 8 (72.7%) | 13 (31.7%)2 |
| Consultants n(%) | 7 (50.0%) | 29 (31.9%)4 | 1 (9.09%)4 | 34 (82.9%)2,3 |
| Trainees n(%) | 7 (50.0%) | 62 (68.1%)4 | 10 (90.9%)4 | 7 (17.1%)2,3 |
| Surgery n(%) | 10 (71.4%) | 51 (55.6%) | 7 (63.6%) | 29 (70.7%) |
| OB/GYN n(%) | 4 (28.6%) | 40 (44.4%) | 4 (36.4%) | 12 (29.3%) |
| Avg. sleep M ± SD | 6.77 ± .53 | 6.80 ± .66 | 6.47 ± .71 | 6.75 ± .83 |
| Avg. work M ± SD | 50.5 ± 8.43 | 49.3 ± 8.24 | 48.9 ± 7.56 | 52.9 ± 7.45 |
| (Pre)Hrs. awake M ± SD | 8.85 ± 4.26 | 8.78 ± 4.22 | 7.20 ± 4.66 | 9.58 ± 3.87 |
| (Pre)Hrs. worked M ± SD | 4.54 ± 5.00 | 3.28 ± 4.644 | .60 ± 1.344 | 7.36 ± 4.002,3 |
| Nmbr. cons shifts M ± SD | 2.60 ± 2.41 | 2.30 ± 1.844 | 2.80 ± 1.93 | 1.23 ± .772 |
| Duration shift M ± SD* | 15.4 ± 6.26 | 13.4 ± 5.154 | 12.0 ± 2.75 | 16.2 ± 5.462 |
| Hrs. sleep M ± SD | 2.75 ± 2.80 | 1.83 ± 2.074 | 2.10 ± 2.284 | 4.83 ± 2.332,3 |
| Hrs. awake M ± SD | 9.10 ± 8.91 | 10.9 ± 7.934 | 11.0 ± 9.06 | 5.20 ± 7.602 |
| % Activity M ± SD | ||||
| Telephone | 12.3% ± 11.0 | 17.6% ± 18.3 | 24.2% ± 24.0 | 12.5% ± 17.5 |
| OR | 17.0% ± 30.2 | 11.2% ± 17.6 | 16.7% ± 29.4 | 16.8% ± 23.3 |
| ER | 28.5% ± 28.5 | 43.1% ± 29.44 | 40.2% ± 25.5 | 17.9% ± 23.12 |
| Rest | 42.2% ± 33.4 | 28.1% ± 28.84 | 18.9% ± 26.34 | 52.9% ± 35.02,3 |
Each superscript indicates the profile number from which differences are significant at p < .05. * p = .51. Pre-shift missings on demographic variables are: Age (n = 1), Avg. Sleep (n = 17), Avg. Work (n = 29), Nmbr. Consecutive shifts (n = 6), Hrs. awake (n = 6), Hrs. worked (n = 4). Post-shift missings on demographic variables are: Age (n = 1), Duration shift (n = 18), Nmbr. Consecutive shifts (n = 18), Hrs. sleep (n = 18), Hrs. awake (n = 18), Telephone (n = 18), OR (n = 18), ER (n = 18), Rest (n = 18)