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Table 5 Correlation between random error (SD of prostate shift) and patients’ anatomical characteristics

From: Correlation between patients’ anatomical characteristics and interfractional internal prostate motion during intensity modulated radiation therapy for prostate cancer

 

Lateral

Craniocaudal

Anteroposterior

Age (years old)

p = 0.71

p = 0.44

p = 0.99

BMI (kg/m2)

p = 0.014††

p = 0.04††

p = 0.0026††

Prostate volume (cc)

p = 0.94

p = 0.21

p = 0.90

Bladder volume (cc)

p = 0.67

p = 0.79

p = 0.44

Rectal volume (cc)

p = 0.95

p = 0.55

p = 0.41

Rectal mean area (cm2)

p = 0.78

p = 0.72

p = 0.22

  1. ††Significantly negative correlation