Table 5

Correlation of proliferation or apoptosis indexes to various radiographic measurements

Measurements

Cobb
AVT
AVR
DWA

Upper end vertebral growth plate
Convex side
PCNA
0.251
0.232
0.362
0.334


TUNEL
0.184
0.090
0.204
0.166


PARP
0.417
0.384
0.427
0.326

Concave side
PCNA
-0.100
-0.099
-0.057
0.035


TUNEL
-0.125
-0.202
-0.118
-0.005


PARP
-0.488*
-0.549*
-0.295
-0.464*
Apex vertebral growth plate
Convex side
PCNA
0.453*
0.519*
0.498*
0.299


TUNEL
0.395
0.324
0.493*
0.254


PARP
0.563*
0.556*
0.641*
0.417

Concave side
PCNA
-0.589*
-0.547*
-0.404
-0.538*


TUNEL
-0.774*
-0.814*
-0.710*
-0.657*


PARP
-0.339
-0.364
-0.185
-0.323
Lower end vertebral growth plate
Convex side
PCNA
-0.069
-0.024
0.266
0.106


TUNEL
-0.080
-0.048
0.183
0.002


PARP
-0.099
0.018
0.195
0.029

Concave side
PCNA
-0.106
-0.046
0.166
-0.010


TUNEL
-0.240
-0.224
-0.232
-0.146


PARP
-0.275
-0.179
0.080
-0.170

Correlation of proliferation or apoptosis indexes with various radiographic measurements expressed as Pearson or spearmen correlation coefficients with significance set at P < 0.05. * Statistical significance.

AVT = Apex vertical translation; AVR = Apex vertebral rotation; DWA = Disc wedging angle of apex.

Wang et al. Journal of Orthopaedic Surgery and Research 2007 2:19   doi:10.1186/1749-799X-2-19

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