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The Results of Two-Piecewise Linear Regression Model
| Inflection Point of BUN Levels (mg/dl) | (β) 95% CI | P-value |
|---|---|---|
| <40 | 0.27 (0.16, 0.39) | <0.0001 |
| ≥40 | −0.17 (−0.34, 0.01) | 0.0632 |
Notes: Effect: LOS. Cause: BUN levels. Adjusted: age; gender; steroid; full assisting in daily activities; wheezing lung sound; rr; AMS; hr; fever; stability; discharge; intubation.
