Volume 9, Number 11—November 2003
Research
Coronavirus-positive Nasopharyngeal Aspirate as Predictor for Severe Acute Respiratory Syndrome Mortality
Owen Tak-Yin Tsang*, Tai-Nin Chau*, Kin-Wing Choi*, Eugene Yuk-Keung Tso*, Wilina Lim†, Ming-Chi Chiu*, Wing-Lok Tong*, Po-Oi Lee*, Bosco Hoi Shiu Lam*, Tak-Keung Ng*, Jak-Yiu Lai*
, Wai-Cho Yu*, and Sik-To Lai*
, Wai-Cho Yu*, and Sik-To Lai*
Table 4
Multivariate analysis on risk factors associated with 30-day mortalitya
| Risk factors | Adjusted OR (95% CI) | p value |
|---|---|---|
| Significant coexisting conditions |
13.4 (3.1 to 58.2) |
0.001 |
| Shortness of breath on admission |
3.9 (1.2 to 12.3) |
0.020 |
| Total leukocyte count >4.0 x109/L
at admission |
6.94 (1.18 to 41.6) |
0.033 |
| Positive RT-PCR on NPA |
6.4 (1.1 to 38.0) |
0.038 |
| Use of pulsing doses of steroid | 26.0 (4.4 to 154.8) | 0.001 |
aOR, odds ratio; CI, confidence interval; RT-PCR, reverse transcription polymerase chain reaction; NPA, nasopharyngeal aspirates.
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