Table 3 Correlation of clinical and radiographic severity factors.

From: Initial radiographic tracheal ratio in predicting clinical outcomes in croup in children

 

(n = 192)

FW

FR

LW

LR

LOS (hrs)

FW

r

1.000

0.891

0.515

0.336

−0.218

p-value

 

<0.001

<0.001

<0.001

0.002

FR

r

0.891

1.000

0.329

0.343

−0.184

p-value

<0.001

 

<0.001

<0.001

0.011

LW

r

0.515

0.329

1.000

0.644

−0.252

p-value

<0.001

<0.001

 

<0.001

<0.001

LR

r

0.336

0.343

0.644

1.000

−0.189

p-value

<0.001

<0.001

<0.001

 

0.009

LOS (hrs)

r

−0.218

−0.184

−0.252

−0.189

1.000

p-value

0.002

0.011

<0.001

0.009

 
  1. r: Spearman’s rho correlation coefficient.
  2. FW: frontal narrowest width; LW: lateral narrowest width.
  3. FR: Frontal Ratio, LR: Lateral Ratio.
  4. LOS: length of hospital-stay.
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