PLOD1 and endometriosis: Regarding endometriosis, we demonstrated that for blood loss and operative time, no measurable association was found for stages I and II endometriosis compared to LH’s without endometriosis (geometric mean blood loss: no endometriosis: 67 (3.4) mL; stage I: 71.4 (3.2), p = .48; stage II: 79.0 (2.8), p = .10; operative time: no endometriosis 90.6 (1.5) min; stage I: 88.1 (1.5), p = .23; stage II: 81.9 (1.5), p = .68).