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Table 3 Multivariate factors associated with length of stay

From: Exploring if day and time of admission is associated with average length of stay among inpatients from a tertiary hospital in Singapore: an analytic study based on routine admission data

Factor Coefficient 95%CI p-value Diff in days
Sex [Female]     
Male -0.04 -0.05, -0.03 <0.001 -0.28
Age group [Up to 34 years]     
35 to 44 years old 0.12 0.09, 0.15 <0.001 0.51
45 to 54 years old 0.24 0.22, 0.27 <0.001 1.08
55 years and above 0.58 0.56, 0.60 <0.001 3.06
Admission type [Emergency]     
Elective -0.43 -0.46, -0.40 <0.001 -2.35
Source of admission [Emergency Department]     
Specialist Outpatient Clinic 0.10 0.07, 0.13 <0.001 0.67
Ward 0.42 0.36, 0.47 <0.001 3.25
Not Available 0.13 0.11, 0.14 <0.001 0.86
Admission on Eve of public holiday 0.10 0.06, 0.15 <0.001 0.71
Admission on Weekend (Fri-Sun) 0.05 0.03, 0.06 <0.001 0.31
Admission time [0800–1229 hrs]     
1230 to 1659 hrs 0.18 0.16, 0.20 <0.001 1.14
1700 to 0759 hrs 0.10 0.08, 0.13 <0.001 0.65
  1. Note: Reference groups are indicated in parenthesis []