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Table 7 Bivariate Spearman-Rho correlations

From: Criterion validity and sensitivity to change of the Early Rehabilitation Index (ERI): results from a German multi-center study

Variable

ERI upon admission (−325 to 0)

ERI at discharge (−325 to 0)

ΛERI (admission-discharge)

BI upon admission (0–100)

   

 r

0.575**

0.304**

−0.349**

 p

0.000

0.000

0.000

 n

754

754

754

BI at discharge (0–100)

   

 r

0.262**

0.502**

0.154**

 p

0.000

0.000

0.000

 n

754

754

754

ΛBI

   

 r

0.060

0.442**

0.320**

 p

0.102

0.000

0.000

 n

754

754

754

GCS upon admission (3–12)

   

 r

0.466**

0.331**

−0.243**

 p

0.000

0.000

0.000

 n

715

715

715

GCS at discharge (3–12)

   

 r

0.353**

0.553**

0.086*

 p

0.000

0.000

0.025

 n

689

689

689

ΛGCS (discharge-admission)

   

 r

−0.202**

0.087*

0.349**

 p

0.000

0.023

0.000

 n

688

688

688

CRS upon admission (0–24)

   

 r

0.444**

0.331**

−0.213**

 p

0.000

0.000

0.000

 n

689

689

689

CRS at discharge (0–24)

   

 r

0.330**

0.526**

0.092*

 p

0.000

0.000

0.018

 n

664

664

664

ΛCRS (discharge-admission)

   

 r

−0.221**

0.010

0.307**

 p

0.000

0.807

0.000

 n

663

663

663

GOSE (discharge) (1–8)

   

 r

0.293**

0.472**

0.093*

 p

0.000

0.000

0.011

 n

754

754

754

Age (years)

   

 r

0.075*

0.002

−0.084*

 p

0.039

0.967

0.021

 n

754

754

754

Disease duration (days prior to admission)

   

 r

−0.131**

−0.093*

0.019

 p

0.000

0.011

0.604

 n

749

749

749

Length of stay (days)

   

 r

−0.367**

10.152**

0.327**

 p

0.000

0.000

0.000

 n

754

754

754

  1. * p < 0.05. ** p < 0.01, r = Spearman Rho correlation coefficient, p = p value, n = sample size