Table 1 Multivariate logistic regression of post-PCNL fever, SIRS and sepsis.

From: Predicting and comparing postoperative infections in different stratification following PCNL based on nomograms

Models

Characteristic

Adj. OR (95% CI)

P (Wald's test)

P (LR-test)

Post-PCNL fever

UW (cont. var.)

1.087 (1.021, 1.156)

0.009*

0.006*

UNIT: ref. = 0

  

 < 0.001*

1

0.987 (0.358, 2.718)

0.979

 

2

2.546 (1.582, 4.097)

 < 0.001*

 

UC: Positive versus negative

1.480 (0.994, 2.204)

0.054

0.057

HGB (cont. var.)

0.9915 (0.9828, 1.0002)

0.055

0.055

P (cont. var.)

2.045 (0.934, 4.478)

0.074

0.075

Staghorn: Yes versus no

1.457 (0.998, 2.127)

0.052

0.055

Post-PCNL SIRS

UW (cont. var.)

1.056 (0.995, 1.121)

0.073

0.064

UC: Positive versus negative

1.887 (1.231, 2.893)

0.004*

0.004*

UNIT: ref. = 0

  

 < 0.001*

1

1.100 (0.373, 3.241)

0.863

 

2

2.880 (1.76, 4.712)

 < 0.001*

 

PLT (cont. var.)

1.002 (0.9997, 1.0044)

0.085

0.088

Staghorn: Yes versus no

1.484 (0.981, 2.246)

0.062

0.066

Operation time (cont. var.)

1.0046 (1.0011, 1.0082)

0.011*

0.012*

Post-PCNL sepsis

Gender: Male versus female

0.446 (0.173, 1.149)

0.094

0.087

UNIT: ref. = 0

  

0.046*

1

0.816 (0.089, 7.488)

0.058

 

2

2.794 (1.060, 7.362)

0.038*

 

UC: Positive versus negative

4.985 (1.713, 14.511)

0.003*

0.002*

Staghorn: Yes versus no

2.417 (0.970, 6.021)

0.058

0.065

UpH (cont. var.)

1.985 (1.016, 3.879)

0.045*

0.046*

Ca (cont. var.)

0.004 (0, 0.146)

0.003*

0.003*

Operation time (cont. var.)

1.0092 (1.0009, 1.0176)

0.030*

0.034*

  1. *Values indicate statistical significance (P < 0.05).
  2. UW, urine white blood cell; UNIT, urine nitrite; UC, urine culture; HGB, hemoglobin; P, serum phosphorus; PLT, platelet; UpH, urine pH; Ca, serum calcium; SIRS, systemic inflammatory response syndrome; cont. var., continue variable; ref., reference.
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