01 August 2021>: Clinical Research
Factors Associated with Emergency Department Length of Stay in Critically Ill Patients: A Single-Center Retrospective Study
Zhiwei Yang AE , Kun Song B , Hang Lin F , Changluo Li D* , Ning Ding CD*DOI: 10.12659/MSM.931286
Med Sci Monit 2021; 27:e931286
Table 3 Univariate and multivariate analyses for factors associated with LOS.
Variable | Unadjusted results | Multivariate results | ||
---|---|---|---|---|
OR (95% CI) | P value | OR (95% CI) | P value | |
1.109 (1.044–1.178) | 0.001 | 0.991 (0.924–1.063) | 0.802 | |
0.002* | ||||
Ref | Ref | |||
18–45 | 2.164 (1.453–3.221) | 1.678 (1.066–2.641) | 0.025* | |
46–59 | 2.545 (1.711–3.786) | 1.798 (1.143–2.829) | 0.011* | |
60–69 | 3.159 (2.123–4.700) | 1.955 (1.241–3.079) | 0.004* | |
70–79 | 3.593 (2.414–5.348) | 1.880 (1.192–2.964) | 0.007* | |
80–89 | 3.562 (2.390–5.309) | 1.963 (1.243–3.099) | 0.004* | |
≥90 | 4.463 (2.912–6.839) | 2.320 (1.426–3.776) | 0.001* | |
Winter (Dec–Feb) | 1.551 (1.430–1.682 | 1.602 (1.459–1.759) | ||
Spring (Mar–May) | 1.452 (1.312–1.548) | 1.412 (1.283–1.553) | ||
Summer (Jun–Aug) | 1.035 (0.951–1.127) | 0.421 | 0.998 (0.906–1.099) | 0.964 |
Fall (Sep–Nov) | Ref | Ref | ||
Midnight–8: 00 AM | 1.461 (1.347–1.585) | 1.642 (1.493–1.806) | ||
8: 00 AM–4: 00 PM | 0.972 (0.911–1.036) | 0.381 | 0.850 (0.789–0.915) | |
4: 00 PM–Midnight | Ref | Ref | ||
Respiratory and cardiac arrest | Ref | Ref | ||
Nervous system diseases | 0.753 (0.677–0.838) | 0.612 (0.544–0.689) | ||
Respiratory diseases | 3.484 (3.142–3.864) | 2.647 (2.356–2.975) | ||
Digestive system diseases | 2.071 (1.841–2.328) | 1.746 (1.531–1.991) | ||
Trauma | 0.557 (0.480–0.646) | 0.541 (0.456–0.640) | ||
Cardiovascular diseases | 0.214 (0.129–0.353) | 0.188 (0.104–0.341) | ||
Endocrine system diseases | 2.462 (1.928–3.145) | 2.325 (1.770–3.053) | ||
Blood system diseases | 4.480 (3.222–6.230) | 4.080 (2.825–5.894) | ||
Acute poisoning | 1.011 (0.833–1.227) | 0.912 | 1.358 (1.082–1.704) | 0.008* |
Tumor diseases | 5.777 (4.305–7.753) | 4.840 (3.505–6.684) | ||
Tuberculosis | 7.040 (5.860–8.459) | 4.986 (4.102–6.061) | ||
Other | 1.692 (1.458–1.964) | 1.786 (1.508–2.115) | ||
Tracheal intubation | 0.436 (0.374–0.508) | 0.564 (0.329–0.967) | 0.038* | |
Mechanical ventilation | ||||
Invasive ventilator | 0.467 (0.398–0.548) | 1.015 (0.566–1.820) | 0.960 | |
Noninvasive ventilator | 1.853 (1.215–2.826) | 0.004 | 0.818 (0.523–1.279) | 0.379 |
None | Ref | Ref | ||
CPR | 0.350 (0.275–0.446) | 0.874 (0.578–1.323) | 0.525 | |
Surgery | 0.054 (0.031–0.097) | 0.097 (0.054–0.174) | ||
Interventional therapy | ||||
PCI | 0.044 (0.027–0.072) | 0.046 (0.028–0.077) | ||
Other | 2.111 (1.598–2.788) | 1.912 (1.359–2.690) | ||
None | Ref | Ref | ||
Thrombolysis | 0.111 (0.068–0.181) | 0.170 (0.103–0.281) | ||
LOS – length of stay; OR – odds ratio; CI – confidential interval; CPR – cardiopulmonary resuscitation; PCI – percutaneous coronary intervention (* |