Table 3.
Logistic regression models for SAP occurrence and ICU admission.
| Covariates | Univariate | Multivariable | Multivariable (Reduced) | |||
|---|---|---|---|---|---|---|
| Crude RR (95% CI) | P value | Adjusted RR (95% CI) | P value | Adjusted RR (95% CI) | P value | |
| SAP occurrence | ||||||
| Sex, male | 1.204(0.746-1.944) | 0.448 | 1.465(0.788-2.725) | 0.228 | ||
| Age, years | 1.013(0.998-1.028) | 0.088 | 1.023(1.003-1.043) | 0.027 | 1.020(1.001-1.040) | 0.036 |
| Admission GCS score | 0.817(0.771-0.867) | <0.001 | 0.984(0.840-1.152) | 0.838 | ||
| Admission NIHSS score | 1.068(1.049-1.088) | <0.001 | 1.039(0.987-1.093) | 0.143 | 1.042(1.015-1.069) | 0.002 |
| Hematoma volume | 1.018(1.010-1.027) | <0.001 | 0.989(0.978-1.000) | 0.061 | 0.990(0.978-1.001) | 0.071 |
| Nasogastric tube | 8.053(4.611-14.066) | <0.001 | 2.984(1.481-6.012) | 0.002 | 2.901(1.446-5.820) | 0.003 |
| Neurosurgery | 4.631(2.781-7.711) | <0.001 | 3.661(1.994-6.722) | <0.001 | 3.701(2.018-6.787) | <0.001 |
| NLR | 1.074(1.040-1.109) | <0.001 | 1.078(1.005-1.156) | 0.035 | 1.090(1.029-1.155) | 0.003 |
| PLR | 1.001(1.000-1.003) | 0.057 | 0.997(0.994-1.001) | 0.115 | 0.997(0.994-1.000) | 0.026 |
| SII | 1.000(1.000-1.001) | 0.001 | 1.000(1.000-1.001) | 0.671 | ||
| SIRI | 1.076(1.037-1.116) | <0.001 | 1.020(0.971-1.071) | 0.434 | ||
| ICU admission | ||||||
| Sex, male | 1.322 (0.805-2.170) | 0.270 | 1.575 (0.831-2.986) | 0.163 | ||
| Age, years | 1.003 (0.988-1.018) | 0.722 | 1.012 (0.991-1.032) | 0.261 | ||
| Admission GCS score | 0.809 (0.761-0.859) | <0.001 | 0.982 (0.838-1.151) | 0.820 | ||
| Admission NIHSS score | 1.072 (1.052-1.092) | <0.001 | 1.039 (0.987-1.094) | 0.141 | 1.040 (1.017-1.064) | 0.001 |
| Hematoma volume | 1.020 (1.011-1.029) | <0.001 | 0.993 (0.982-1.004) | 0.215 | ||
| Nasogastric tube | 9.175 (4.996-16.850) | <0.001 | 3.388 (1.605-7.153) | 0.001 | 3.913 (1.917-7.987) | <0.001 |
| Neurosurgery | 5.621 (3.348-9.436) | <0.001 | 4.069 (2.233-7.413) | <0.001 | 3.552 (2.010-6.275) | <0.001 |
| NLR | 1.056 (1.026-1.086) | <0.001 | 1.051 (1.011-1.091) | 0.027 | 1.049 (1.009-1.089) | 0.036 |
| PLR | 1.001 (1.000-1.002) | 0.156 | 0.997 (0.994-1.000) | 0.076 | ||
| SII | 1.000 (1.000-1.001) | 0.001 | 1.000(1.000-1.001) | 0.444 | ||
| SIRI | 1.053 (1.020-1.087) | 0.002 | 0.997 (0.953-1.043) | 0.893 | ||
RR, relative risk; CI, confidence interval; GCS, Glasgow Coma Scale; NIHSS, National Institute of Health Stroke Scale; NLR, neutrophil-to-lymphocyte ratio; SII, systemic immune-inflammation index; PLR, platelet-to-lymphocyte ratio; SIRI, systemic inflammation response index; SAP, stroke-associated pneumonia; ICU, intensive care unit. The P values < 0.05 are written in bold text.