Table 3 Independent predictors of total length of hospital stay (TLHS) by multivariate linear regression analysis
Variables | β | 95% confidence interval | P value |
|---|---|---|---|
Groups based on baseline RDW value and ΔRDW 72hr-adm | |||
Group 1 | 1.0 | - | - |
Group 2 | 8.33 | 0.04 to 16.62 | 0.049 |
Group 3 | 0.72 | −5.24 to 6.67 | 0.813 |
Group 4 | 25.45 | 14.69 to 36.21 | <0.001 |
Infection site | |||
Urinary tract | 1.0 | - | - |
Intra-abdominal site | 1.42 | −6.01 to 8.86 | 0.707 |
Other | −0.10 | −7.91 to 7.72 | 0.981 |
Lung (pneumonia) | 14.98 | 6.81 to 23.15 | <0.001 |
Multiple sites | 9.43 | −3.08 to 21.95 | 0.139 |
Age | −0.06 | −0.23 to 0.107 | 0.462 |
Male (vs. female) | −1.14 | −7.07 to 4.79 | 0.706 |
SOFA score | 1.01 | −0.19 to 2.21 | 0.099 |
Charlson Comorbidity Index | 0.08 | −1.93 to 2.09 | 0.937 |
RRT (vs. non-RRT) | 2.44 | −7.19 to 12.07 | 0.618 |
Albumin (g/dL) | −2.65 | −7.32 to 2.03 | 0.266 |
Hemoglobin (g/dL) | 0.75 | −0.65 to 2.14 | 0.292 |
Lactate (mmol/L) | −0.16 | −1.33 to 1.00 | 0.782 |
CRP (mg/dL) | 0.01 | −0.02 to 0.03 | 0.504 |