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. 2017 May 2;12(5):e0176570. doi: 10.1371/journal.pone.0176570

Table 2. Observed mean LOS, observed and predicted geometric LOS, p value for difference in observed and predicted ln(LOS) by hospital-type and elective status.

Length of Stay Geometric Mean (95% CI) p
Mean Median (IQR) Observed Predicted
Hospital Classification
 Rural/Regional 3.08 1.85 (0.92–3.67) 1.81 (1.80 to 1.82) 1.80 (1.79 to 1.81) 0.1545
 Metropolitan 3.45 1.96 (0.97–3.94) 2.03 (2.01 to 2.04) 2.02 (2.02 to 2.03) 0.7962
 Tertiary 3.67 1.89 (0.95–3.92) 2.06 (2.05 to 2.07) 2.06 (2.06 to 2.07) 0.5979
 Private 2.29 1.18 (0.86–2.33) 1.53 (1.52 to 1.53) 1.52 (1.52 to 1.53) 0.1320
Elective Status
 Elective 2.20 1.11 (0.87–2.17) 1.48 (1.48 to 1.49) 1.48 (1.48 to 1.49) 0.9553
 Non-Elective 3.96 2.16 (1.05–4.49) 2.23 (2.22 to 2.24) 2.23 (2.22 to 2.23) 0.1760