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. 2022 Dec 21;2022:1174521. doi: 10.1155/2022/1174521

Table 4.

Nonlinearity of neutrophil (109/L) versus mortality (N = 2589).

Outcome HR (95%CI) P value
Fitting model by stand linear regression 1.03 (1.00, 1.06) 0.0210
Fitting model by two-piecewise linear regression
Inflection point 5.27
 <5.27 0.99 (0.88, 1.11) 0.8471
 >5.27 1.04 (1.01, 1.07) 0.0193
P for log-likelihood ratio test 0.462

Adjusted for age, sex, injury mechanism, fracture classification, aCCI, hypertension, CHD, arrhythmia, ischemic stroke, cancer, dementia, COPD, hepatitis, time to admission and operation, treatment strategy, operation time, and infusion.