Table 1.
Demographic and clinical characteristics of dengue inpatients at Tan Tock Seng Hospital, Singapore, 2006–2008
| 2006 (n = 468) | 2007 (n = 1005) | 2008 (n = 793) | p-value | |
|---|---|---|---|---|
| Demographics | ||||
| Age (years) [median (IQR)] | 34 (27–42) | 35 (27–45) | 35 (26–45) | 0.045 |
| Male gender | 327 (69.9) | 657 (65.4) | 536 (67.6) | NS |
| Charlson score ≥3 | 8 (1.7) | 13 (1.3) | 4 (0.5) | NS |
| WHO 1997 classification | ||||
| Dengue fever | 292 (62.4) | 578 (57.5) | 498 (62.8) | 0.045 |
| Dengue hemorrhagic fever | 122 (26.1) | 332 (33.0) | 239 (30.1) | 0.025 |
| Dengue shock syndrome | 26 (5.6) | 64 (6.4) | 34 (4.3) | NS |
| WHO 2009 classification | ||||
| Dengue without warning signs | 80 (17.1) | 214 (21.3) | 130 (16.4) | 0.018 |
| Dengue with warning signs | 282 (60.3) | 574 (57.1) | 512 (64.6) | 0.006 |
| Severe dengue | 100 (21.4) | 207 (20.6) | 144 (18.2) | NS |
| Treatment | ||||
| Intravenous fluids ever given | 432 (92.3) | 902 (89.8) | 696 (87.8) | 0.038 |
| Blood ever given | 5 (1.1) | 8 (0.8) | 3 (0.4) | NS |
| Platelet ever given | 53 (11.3) | 85 (8.5) | 62 (7.8) | NS |
| Outcome | ||||
| Length of stay, daysa (IQR) | 4.2 (3–5) | 3.8 (3–5) | 3.8 (3–5) | <0.001 |
| Intensive care unit admission | 2 (0.4) | 6 (0.6) | 0 | 0.051 |
| Death | 2 (0.4) | 3 (0.3) | 0 | NS |
Data are number (%), unless otherwise indicated.
NS: not significant.
aGeometric mean.