Working environment of the study subjects
| Working environment | Total |
CLT |
Non-CLT |
|---|---|---|---|
| Work scope (N=91) | |||
| Only testing | 28 (30.8) | 24 (32.4) | 4 (23.5) |
| Testing/administration | 6 (6.5) | 4 (5.4) | 2 (11.8) |
| Testing/assistance | 35 (38.5) | 27 (36.5) | 8 (47.1) |
| Testing/administration/assistance | 22 (24.2) | 19 (25.7) | 3 (17.6) |
| Workload (N=91) | |||
| Very low | 1 (1.1) | 1 (1.4) | 0 (0.0) |
| Low | 1 (1.1) | 1 (1.4) | 0 (0.0) |
| Normal | 32 (35.2) | 27 (36.5) | 5 (29.4) |
| High | 40 (44.0) | 32 (43.2) | 8 (47.1) |
| Very high | 17 (18.7) | 13 (17.6) | 4 (23.5) |
| Manpower need (N=91) | |||
| Very low | 2 (2.2) | 2 (2.7) | 0 (0.0) |
| Low | 12 (13.2) | 10 (13.5) | 2 (11.8) |
| Normal | 25 (27.5) | 22 (29.7) | 3 (17.6) |
| High | 39 (42.9) | 30 (40.5) | 9 (52.9) |
| Very high | 13 (14.3) | 10 (13.5) | 3 (17.6) |
| Work schedule (d/wk) (N=91) | |||
| 5 | 38 (41.8) | 25 (33.8) | 13 (76.5) |
| 5+every other Saturday | 34 (37.4) | 30 (40.5) | 4 (23.5) |
| 5+always Saturday | 17 (18.7) | 17 (23.0) | 0 (0.0) |
| 6 | 2 (2.2) | 2 (2.7) | 0 (0.0) |
| 7 | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Working hours (N=91) | |||
| <8 | 3 (3.3) | 2 (2.7) | 1 (5.9) |
| 8 | 53 (58.2) | 41 (55.4) | 12 (70.6) |
| 8∼9 | 27 (29.7) | 24 (32.4) | 3 (17.6) |
| 9∼10 | 7 (7.7) | 6 (8.1) | 1 (5.9) |
| >10 | 1 (1.1) | 1 (1.4) | 0 (0.0) |
| Extra working days (N=91) | |||
| None | 52 (57.1) | 38 (51.4) | 14 (82.4) |
| 1 | 24 (26.4) | 21 (28.4) | 3 (17.6) |
| 2 | 9 (9.9) | 9 (12.2) | 0 (0.0) |
| 3 | 3 (3.3) | 3 (4.1) | 0 (0.0) |
| 4 | 2 (2.2) | 2 (2.7) | 0 (0.0) |
| 5 | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| 6 | 1 (1.1) | 1 (1.4) | 0 (0.0) |
| Extra working hours (N=91) | |||
| None | 43 (47.3) | 32 (43.2) | 11 (64.7) |
| <1 | 43 (47.3) | 37 (50.0) | 6 (35.3) |
| 1∼2 | 5 (5.5) | 5 (6.8) | 0 (0.0) |
| 2∼3 | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| 3∼4 | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| ≥4 | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Lunch time (min) (N=91) | |||
| Take turns eating without lunch break | 9 (9.9) | 9 (12.2) | 0 (0.0) |
| 30 | 8 (8.8) | 4 (5.4) | 4 (23.5) |
| 40 | 3 (3.3) | 1 (1.4) | 2 (11.8) |
| 50 | 7 (7.7) | 5 (6.8) | 2 (11.8) |
| 60 | 40 (44.0) | 33 (44.6) | 7 (41.2) |
| >60 | 24 (26.4) | 22 (29.7) | 2 (11.8) |
| Total number of tests | 60 [26, 100] | 60 [28, 100] | 50 [20, 100] |
| Reservation waiting days (N=90) | |||
| 2 | 16 (17.6) | 14 (18.9) | 2 (11.8) |
| 3 | 7 (7.7) | 6 (8.1) | 1 (5.9) |
| 7 | 16 (17.6) | 14 (18.9) | 2 (11.8) |
| 14 | 22 (24.2) | 18 (24.3) | 4 (23.5) |
| 21 | 12 (13.2) | 10 (13.5) | 2 (11.8) |
| ≥28 | 17 (18.7) | 11 (14.9) | 6 (35.3) |
Data are expressed as number (%) or median [interquartile range] and are derived from Mann–Whitney U and chi-square tests.
Abbreviations: See Table 1.
