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

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

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%)

ISSN: 1472-6963