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Table 2 Individual parameters for patients in Groups A and B and p values.

From: Genetic predisposition to fracture non-union: a case control study of a preliminary single nucleotide polymorphisms analysis of the BMP pathway

Parameters Group A
(Atrophic
non-union)
Group B
(Union)
p* p §[OR, (95% CI)]
Mean age 43.9 yrs 38.4 yrs 0.025 0.01 [1.05, (1.01, 1.08)]
Sex M/F 45/17 33/14 0.83 0.83 [1.11, (0.44, 2.76)]
Open fractures 45.9% 51.1% n/a -
Smoking 46.8% 35.6% 0.32 0.12 [1.99, (0.83, 4.74)]
NSAIDs 38.3% 22.2% 0.09 0.17 [1.92, (0.76, 4.82)]
Fracture comminution 32.2% 27.6% 0.67 -
Segmental fracture 9.7% 2.1% 0.14 -
Bone gap 14.5% 6.4% 0.22 -
Implant failure 6.4% 0 0.13 -
Total number 62 47 n/a -
  1. [n/a: non applicable, p*: simple statistical analysis using Student's t-test for the parameter of age and Pearson's Chi-square test for the other parameters, p §: logistic regression results for individual parameters, odds ratios (OR) and 95% confidence interval (CI)]