Skip to main content
. Author manuscript; available in PMC: 2015 Dec 1.
Published in final edited form as: Respir Physiol Neurobiol. 2014 Sep 16;0:86–92. doi: 10.1016/j.resp.2014.09.004

Table 2.

Spearman correlations with decreased RPB in the +DOE group.

Correlation r
with ΔRPB
P-value
Body composition

ΔWeight (kg) 0.15 0.61
ΔBody mass index (kg/m2) 0.22 0.46
ΔBody fat (%) 0.07 0.82
ΔLean body mass (kg) 0.14 0.66
ΔChest circumference (cm) 0.40 0.15
ΔWaist circumference (cm) −0.38 0.18
ΔHip circumference (cm) 0.24 0.41
ΔNeck circumference (cm) 0.38 0.18
ΔWaist:Hip ratio −0.46 0.10

Fat distribution

ΔChest Fat (kg) −0.01 0.98
ΔAbdominal Fat (kg) 0.15 0.61
ΔVisceral Fat (kg) 0.17 0.57
ΔSubcutaneous Fat (kg) 0.03 0.93
ΔPeripheral Fat (kg) −0.02 0.96

Pulmonary function variable

ΔTLC (%pred) 0.17 0.56
ΔFRC (%TLC) −0.35 0.23
ΔERV (%TLC) −0.25 0.39
ΔFVC (%pred) −0.05 0.87
ΔFEV1 (%pred) −0.11 0.72
ΔFEV1/FVC ratio −0.10 0.74
ΔMVV (%pred) 0.25 0.39
ΔDLCO (%pred) −0.07 0.81

Oxygen cost of breathing

ΔO2cost Slope 0.12 0.68

Constant load exercise at 60 W

ΔRPE 0.90 <0.0001
ΔV̇O2 (L/min) 0.14 0.64
ΔV̇O2 (%peak) 0.36 0.20
ΔV̇E (L/min) 0.40 0.16
ΔV̇E (%MVV) 0.39 0.17
ΔRER −0.05 0.86
ΔHR (bpm) 0.29 0.32
Δ [Lactate] (mg/dL) 0.09 0.77

Peak exercise

ΔWork rate (W) 0.06 0.85
ΔTime (min) 0.04 0.87
ΔV̇O2 (L/min) −0.18 0.54
ΔV̇E (L/min) −0.07 0.81
ΔHR (bpm) 0.32 0.27
Δ [Lactate] (mg/dL) 0.46 0.11

For abbreviations see Table 1.