Table 5 Spearman’s rho test for patellar alignment measures and change in WOMAC global

Spearman’s rho

Patellar Length Ratio

Correlation Coefficient

.184

Sig. (2-tailed)

.268

N

38

Bisect Offset

Correlation Coefficient

.311

Sig. (2-tailed)

.058

N

38

Patellar Tilt Angle

Correlation Coefficient

.089

Sig. (2-tailed)

.594

N

38

Trochlear Inclination (medial)

Correlation Coefficient

–.060

Sig. (2-tailed)

.720

N

38

Trochlear Inclination (lateral)

Correlation Coefficient

–.160

Sig. (2-tailed)

.337

N

38

Trochlear Angle

Correlation Coefficient

—.215

Sig. (2-tailed)

.194

N

38

Sulcus Angle

Correlation Coefficient

.164

Sig. (2-tailed)

.325

N

38

Lateral Patellofemoral Angle

Correlation Coefficient

–.236

Sig. (2-tailed)

.153

N

38

Congruence Angle

Correlation Coefficient

.228

Sig. (2-tailed)

.168

N

38

Patellar Lateral Subluxation Distance

Correlation Coefficient

.276

Sig. (2-tailed)

.109

N

35

Lateral Patellar Displacement Distance

Correlation Coefficient

–.024

Sig. (2-tailed)

.890

N

35