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Table 1 Patient demographics

From: Open versus minimally invasive sacroiliac joint fusion: a multi-center comparison of perioperative measures and clinical outcomes

  Open surgical fusion Minimally invasive fusion P-value
N 149 114 -
Age, mean (SD) 45.8 (11.3) 57.4 (14.0) <.0001
Female, n (%) 103 (69.1%) 82 (71.9%) 0.6220
Prior lumbar spine surgery, n (%) 35 (23.5%) 54 (47.4%) <.0001
Side treated    
   Left 74 (49.7%) 41 (36.0%) 0.0120
   Right 71 (47.7%) 62 (54.4%)  
   Both 4 (2.7%) 11 (9.6%)