Effect of Weight Loss, Exercise, or Both on Undercarboxylated Osteocalcin and Insulin Secretion in Frail, Obese Older Adults
Table 3
Hierarchical models of changes in undercarboxylated osteocalcin.
R
R2
ΔR2
B
SE
β
Diet group
Model 1
.526
.276†
Change in PINP
.090
0.047
0.321
0.066
Change in CTX
.006
0.004
0.266
0.141
Change in WB BMD
−16.5
13.390
−0.197
0.226
Model 2
.659
.434†
.158
Change in PINP
−0.118
0.049
0.548
0.004
Change in CTX
−0.003
0.006
−0.121
0.610
Change in WB BMD
−27.669
12.865
−0.330
0.038
Change in FFM
7.78E−5
0.0001
0.083
0.742
Change in FM
−0.0002
0.0002
−0.651
0.013
Model 3
.848
.719
.284†
Change in PINP
0.135
0.048
0.481
0.009
Change in CTX
0.015
0.006
0.652
0.023
Change in WB BMD
−15.880
11.490
−0.190
0.177
Change in FFM
−6.350E−5
0.0001
−0.068
0.772
Change in FM
−0.0001
0.0002
−0.239
0.553
Change in hs-Crp
−1.293
0.349
−0.707
<0.001
Change in IL-6
−4.333
0.903
−0.719
<0.001
Change in sTNF R1
0.024
0.021
0.205
0.251
Change in leptin
0.084
0.059
0.478
0.165
Change in adiponectin
−0.351
0.091
−0.644
<0.001
Diet-exercise group
Model 1
.706
.498
Change in PINP
0.053
0.024
0.319
0.032
Change in CTX
0.008
0.002
0.460
0.003
Change in WB BMD
−9.324
9.538
−0.107
0.334
Model 2
.708
.501
.003
Change in PINP
0.048
0.026
0.287
0.077
Change in CTX
0.008
0.003
0.486
0.005
Change in WB BMD
−8.395
10.573
−0.096
0.432
Change in FFM
−8.502E−5
0.0001
−0.72
−0.665
Change in FM
4.265E−5
0.0001
−0.88
0.611
Model 3
.783
.613
.112
Change in PINP
0.103
0.031
0.625
0.002
Change in CTX
0.003
0.003
0.192
0.309
Change in WB BMD
−34.315
13.510
−0.392
0.016
Change in FFM
−0.0002
0.0002
−0.251
0.156
Change in FM
−0.0002
0.0001
−0.480
0.088
Change in hs-Crp
0.194
0.109
0.283
0.084
Change in IL-6
−0.091
0.393
−0.035
0.818
Change in sTNF R1
0.017
0.014
0.184
0.234
Change in leptin
0.133
0.055
0.639
0.022
Change in adiponectin
0.077
0.042
0.275
0.077
PINP: intact N-terminal propeptide of type I procollagen; CTX: C-terminal telopeptide of type I collagen; WB BMD: whole body bone mineral density; FFM: fat-free mass; FM: fat mass; hs-CRP: high-sensitivity C-reactive protein; IL6: interleukin 6; sTNF R1: soluble tumor necrosis factor receptor 1. Values are given as mean ± SE. ; †.