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Table 4 Regression coefficients and p-values for the 25th, 50th and 75th percentiles quantile regression models

From: Reference intervals for serum cystatin C and serum creatinine in an adult sub-Saharan African population

 

Serum cystatin C

Serum creatinine

25th

50th

75th

25th

50th

75th

Sex

−0.1 (< 0.001)*

− 0.1 (< 0.001)*

−0.09 (< 0.001)*

−0.24 (< 0.001)*

−0.28 (< 0.001)*

−0.27 (< 0.001)*

Age

7.67e−19 (1.000)

− 3.36e− 18 (1.000)

0.003 (0.001)*

0.0007 (0.171)

0.001 (0.162)

0.002 (0.031)*

BSA

9.39e−17 (1.000)

7.35e−16 (1.000)

0.038 (0.475)

0.08 (0.072)

0.15 (0.001)*

0.127 (0.073)

  1. *p < 0.05
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BMC Clinical Pathology

ISSN: 1472-6890

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