Cardiorespiratory Fitness as a Correlate of Cardiovascular, Anthropometric, and Physical Risk Factors: Using the Ruffier Test as a Template

Table 2

Correlation between the estimated VO_2max and various compounding factors of CRF. Difference in the estimated VO_2max among smokers vs. nonsmokers and diabetes vs. nondiabetes.

Age

BW

Ht

BMI

WC

Sum of SF

BF

TL

LLL

TC

PA

DD

Smoking

Estimated VO2max

−0.352

−0.910

−0.310

−0.897

−0.607

−0.549

−0.496

− 0.316

−0.276

−0.327

0.478

−0.406

−0.514

SBP

DBP

FVC

FEV1

Pretest heart rate (HR 1)

Post-test heart rate (HR 2)

Post-test heart rate (HR 3)

Smokers Mean ± SD

Nonsmokers Mean ± SD

Diabetes Mean ± SD

Non-diabetes Mean ± SD

Estimated VO2max

−0.307

−0.324

0.523

0.559

0.597

−0.343

−0.315

−0.330

37.76 ± 5.94

45.29 ± 6.62

37.69 ± 5.96

44.29 ± 6.99

T = 4.14,

T = 3.21,

VO_2max: maximal oxygen consumption; BW: body weight; Ht: height; BMI: body mass index; WC: waist circumference; SF: skinfolds; BF: body fat percentage; TL: thigh length; LLL: lower-limb length; TC: thigh circumference; PA: physical activity; DD: diabetes duration; SBP: systolic blood pressure; DBP: diastolic blood pressure; FVC: forced vital capacity; FEV1: forced expiratory volume in 1 second; HR: heart rate.