Table 4: Percentage of patients undergoing surgery based on MRI protocol group.

Protocol group Number of patients Average age Patients treated with surgery
Group I: Partial thickness RTC tear or tendinitis 260 53.4 36 (13.8%)
Group II: Acute RTC tear, < 70 y/o, or shoulder dislocation 72 58.0 50 (69.4%)
Group III: Chronic RTC tear, > 70 y/o, or arthritis 34 70.3 11 (32.4%)
Total 491 55.6 124 (25.5%)

RTC: rotator cuff.