Table 2

Multivariate regression with continuous Functional Comorbidity Index (FCI) as predictor of change in Western Ontario Rotator Cuff score (r2=0.293858)

Parameterβ estimateSE95% Confidence limitsp Value
Intercept−2184.71671.45−3521.75, −847.680.002
FCI617.80298.5223.36, 1212.230.042
Age (decade)297.00105.7586.43, 507.570.006
FCI×age−10.364.77−19.86, −0.870.033
Gender168.78119.60−69.37, 406.940.162
Surgical intervention−476.69117.22−710.11, −243.28<0.01
  • FCI, Functional Comorbidity Index.