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Table 1 Descriptive summary of study sample (n = 45395)

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 n (%)
Sex  
Female 20518 (45%)
Male 24877 (55%)
Age group  
Up to 34 years old 8349 (18%)
35 to 44 years old 5069 (11%)
45 to 54 years old 6626 (15%)
55 years and above 25351 (56%)
Median age (IQR) in years 58 (41–73)
Admission type  
Elective 4240 (9%)
Emergency 41155 (91%)
Source of admission  
Emergency Department 24394 (54%)
Specialist Outpatient Clinic 5098 (11%)
Ward 815 (2%)
Not Available 15088 (33%)
Day of week admitted  
Monday 7458 (16%)
Tuesday 7127 (16%)
Wednesday 6926 (15%)
Thursday 6890 (15%)
Friday 6442 (14%)
Saturday 5501 (12%)
Sunday 5051 (11%)
Admission on  
Public holiday 1137 (3%)
Eve of public holiday 1255 (3%)
Weekend (Fri-Sun) 16994 (37%)
Admission time  
0800 to 1229 hrs 8352 (18%)
1230 to 1659 hrs 15613 (34%)
1700 to 0759 hrs 21430 (47%)