Table 2.
Demographic and clinical characteristics of patients with acute, emergency hospital admissions for the conditions of interest by day of week and time of day of presentation*, NSW, July 2009–June 2012
| Characteristic | Day of week | Time of day | ||
| Weekday, n=110 453 (%) |
Weekend, n=38 269 (%) |
Day, n=90 945 (%) |
Night, n=57 777 (%) |
|
| Age groups | ||||
| 15–39 | 4361 (4.0) | 1580 (4.1) | 3501 (3.9) | 2440 (4.2) |
| 40–59 | 16 623 (15.1) | 5804 (15.2) | 13 044 (14.3) | 9383 (16.2) |
| 60–79 | 46 943 (42.5) | 16 178 (42.3) | 38 593 (42.4) | 24 528 (42.5) |
| 80+ | 42 526 (38.5) | 14 707 (38.4) | 35 807 (39.4) | 21 426 (37.1) |
| Age (years, median (IQR)) | 75.8 (63.9–84.1) | 75.8 (63.7–84.2) | 76.2 (64.5–84.3) | 75.1 (62.9–83.9) |
| Gender | ||||
| Female | 50 318 (45.6) | 17 407 (45.5) | 42 300 (46.5) | 25 425 (44.0) |
| Male | 60 135 (54.4) | 20 862 (54.5) | 48 645 (53.5) | 32 352 (56.0) |
| Charlson Comorbidity Index | ||||
| 0 | 74 780 (67.7) | 25 954 (67.8) | 61 248 (67.4) | 39 486 (68.3) |
| 1–2 | 28 678 (26.0) | 9859 (25.8) | 23 930 (26.3) | 14 607 (25.3) |
| 3+ | 6995 (6.3) | 2456 (6.4) | 5767 (6.3) | 3684 (6.4) |
| Admitted via ED | 93 799 (84.9) | 33 469 (87.5) | 76 835 (84.5) | 50 433 (87.3) |
Conditions included are ischaemic stroke, haemorrhagic stroke, acute myocardial infarction, pneumonia, chronic obstructive pulmonary disease and congestive heart failure.
*Day of hospital admission or associated preceding ED presentation.
ED, emergency department.