Table 3 Bivariate correlation coefficients between the averaged six-minute walk distance and other variables

From: The six-minute walk distance is a marker of hemodynamic-related functional capacity in hypertension: a case–control study

  

Groups

Variables

Adjusted for confounders

Hypertension (n=41)

Healthy (n=41)

Sexa

None

0.737; P<0.001

0.680; P<0.001

Height

None

0.502; P<0.001

0.635; P<0.001

Weight

None

0.303; P=0.027

0.398; P=0.005

Age

None

−0.383; P=0.007

−0.147; P=0.180

Duration of hypertension

None

−0.361; P=0.010

NT

Heart rate

None

−0.604; P<0.001

−0.231; P=0.073

 

Adjusted

−0.489; P=0.001

−0.328; P=0.022

Pulse pressure

None

−0.341; P=0.015

−0.120; P=0.227

 

Adjusted

−0.353; P=0.015

−0.015; P=0.464

Diastolic pressure

None

−0.441; P=0.002

−0.269; P=0.044

 

Adjusted

−0.505; P=0.001

−0.374; P=0.010

Systolic pressure

None

−0.480; P=0.001

−0.290; P=0.033

 

Adjusted

−0.521; P<0.001

−0.329; P=0.022

Mean pressure

None

−0.518; P<0.001

−0.304; P=0.027

 

Adjusted

−0.577; P<0.001

−0.391; P=0.008

  1. Adjusted, partial correlation coefficient controlled for age, height and weight; NT, variables not tested owing to cells with zeroed values or data not available.
  2. Pearson’s r correlation coefficient.
  3. aCategorized as a dichotomous variable (male=1).
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