Table 5 Sensitivity analysis between serum chloride and 90-day and 365-day all-cause mortality in critically ill patients with COPD.

From: L-shaped association between serum chloride levels with 90-day and 365-day all-cause mortality in critically ill patients with COPD: a retrospective cohort study

 

HR (95% CI)

P

 

HR (95% CI)

P

90-day mortality

  

365-day mortality

  

Serum Chloride (continuous)

0.97 (0.95, 0.99)

0.001

Serum Chloride (continuous)

0.96 (0.95, 0.98)

 < 0.001

Serum Chloride (categorical)

  

Serum Chloride (categorical)

  

Q1

Ref

 

Q1

Ref

 

Q2

0.66 (0.51, 0.85)

0.001

Q2

0.61 (0.49, 0.76)

 < 0.001

Q3

0.62 (0.47, 0.82)

 < 0.001

Q3

0.63 (0.50, 0.80)

 < 0.001

Q4

0.58 (0.42, 0.78)

 < 0.001

Q4

0.55 (0.42, 0.71)

 < 0.001

P for trend

 

 < 0.001

P for trend

 

 < 0.001

  1. Adjusted for age, gender, weight, WBC, RBC, platelet, hemoglobin, RDW, hypertension, diabetes, heart failure, myocardial infarction, CKD, stroke, hyperlipidemia, sodium, potassium, calcium, glucose, PT, PTT, BUN, sCR, SOFA, APS III, SIRS, SAPS II, SBP, and DBP. HR: hazard ratio; CI confidence interval.
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