Multivariable Analyses of Risk Factors for Respiratory Syncytial Virus RNA Detection (n = 92)
| Covariates . | Model 1 . | Model 2 . | Model 3 . | Model 4 . | ||||
|---|---|---|---|---|---|---|---|---|
| HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | |
| Steroid use >2 mg/kg as time-dependent | 4.02 (.95–17.1) | .059 | 2.92 (.71–12.0) | .136 | 2.65 (.63–11.2) | .184 | 2.61 (.68–10.0) | .163 |
| Mechanical ventilation as time-dependent | 12.6 (4.81–32.8) | <.001 | 13.6 (5.09–36.4) | <.001 | 16.1 (6.22–41.5) | <.001 | 16.5 (6.73–40.5) | <.001 |
| Neutrophil count, 106 cells/L (<100 vs ≥100) | 3.46 (1.47–8.18) | .005 | … | … | … | … | … | … |
| Monocyte count, 106 cells/L (<100 vs ≥100) | … | … | 2.86 (1.07–7.65) | .036 | … | … | … | … |
| Lymphocyte count, 106 cells/L (<100 vs ≥100) | … | … | … | … | 1.05 (.44–2.47) | .915 | … | … |
| Platelet count, 106 cells/L (<10000 vs ≥10000) | … | … | … | … | … | … | 2.49 (1.13–5.47) | .023 |
| Covariates . | Model 1 . | Model 2 . | Model 3 . | Model 4 . | ||||
|---|---|---|---|---|---|---|---|---|
| HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | |
| Steroid use >2 mg/kg as time-dependent | 4.02 (.95–17.1) | .059 | 2.92 (.71–12.0) | .136 | 2.65 (.63–11.2) | .184 | 2.61 (.68–10.0) | .163 |
| Mechanical ventilation as time-dependent | 12.6 (4.81–32.8) | <.001 | 13.6 (5.09–36.4) | <.001 | 16.1 (6.22–41.5) | <.001 | 16.5 (6.73–40.5) | <.001 |
| Neutrophil count, 106 cells/L (<100 vs ≥100) | 3.46 (1.47–8.18) | .005 | … | … | … | … | … | … |
| Monocyte count, 106 cells/L (<100 vs ≥100) | … | … | 2.86 (1.07–7.65) | .036 | … | … | … | … |
| Lymphocyte count, 106 cells/L (<100 vs ≥100) | … | … | … | … | 1.05 (.44–2.47) | .915 | … | … |
| Platelet count, 106 cells/L (<10000 vs ≥10000) | … | … | … | … | … | … | 2.49 (1.13–5.47) | .023 |
Abbreviations: CI, confidence interval; HR, hazard ratio.
Multivariable Analyses of Risk Factors for Respiratory Syncytial Virus RNA Detection (n = 92)
| Covariates . | Model 1 . | Model 2 . | Model 3 . | Model 4 . | ||||
|---|---|---|---|---|---|---|---|---|
| HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | |
| Steroid use >2 mg/kg as time-dependent | 4.02 (.95–17.1) | .059 | 2.92 (.71–12.0) | .136 | 2.65 (.63–11.2) | .184 | 2.61 (.68–10.0) | .163 |
| Mechanical ventilation as time-dependent | 12.6 (4.81–32.8) | <.001 | 13.6 (5.09–36.4) | <.001 | 16.1 (6.22–41.5) | <.001 | 16.5 (6.73–40.5) | <.001 |
| Neutrophil count, 106 cells/L (<100 vs ≥100) | 3.46 (1.47–8.18) | .005 | … | … | … | … | … | … |
| Monocyte count, 106 cells/L (<100 vs ≥100) | … | … | 2.86 (1.07–7.65) | .036 | … | … | … | … |
| Lymphocyte count, 106 cells/L (<100 vs ≥100) | … | … | … | … | 1.05 (.44–2.47) | .915 | … | … |
| Platelet count, 106 cells/L (<10000 vs ≥10000) | … | … | … | … | … | … | 2.49 (1.13–5.47) | .023 |
| Covariates . | Model 1 . | Model 2 . | Model 3 . | Model 4 . | ||||
|---|---|---|---|---|---|---|---|---|
| HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | HR (95% CI) . | P Value . | |
| Steroid use >2 mg/kg as time-dependent | 4.02 (.95–17.1) | .059 | 2.92 (.71–12.0) | .136 | 2.65 (.63–11.2) | .184 | 2.61 (.68–10.0) | .163 |
| Mechanical ventilation as time-dependent | 12.6 (4.81–32.8) | <.001 | 13.6 (5.09–36.4) | <.001 | 16.1 (6.22–41.5) | <.001 | 16.5 (6.73–40.5) | <.001 |
| Neutrophil count, 106 cells/L (<100 vs ≥100) | 3.46 (1.47–8.18) | .005 | … | … | … | … | … | … |
| Monocyte count, 106 cells/L (<100 vs ≥100) | … | … | 2.86 (1.07–7.65) | .036 | … | … | … | … |
| Lymphocyte count, 106 cells/L (<100 vs ≥100) | … | … | … | … | 1.05 (.44–2.47) | .915 | … | … |
| Platelet count, 106 cells/L (<10000 vs ≥10000) | … | … | … | … | … | … | 2.49 (1.13–5.47) | .023 |
Abbreviations: CI, confidence interval; HR, hazard ratio.
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