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. Author manuscript; available in PMC: 2018 Jan 1.
Published in final edited form as: BJOG. 2015 Oct 5;124(2):220–229. doi: 10.1111/1471-0528.13711

Figure 1. Endometriosis diagnosis.

Figure 1

Unadjusted pair-wise Cohen's kappa (κ) and 95% CI of endometriosis diagnosis by operating surgeon and expert reviewer during real-time laparoscopy in the Endometriosis, Natural History, Diagnosis, and Outcomes Study, Salt Lake City, UT, USA, 2007–09. Prevalence and bias adjusted κ for Reviewers 1–4 after viewing images were 0.69, 0.60, 0.69, and 0.69 respectively; after images + operative report were 0.89, 0.89, 0.86, and 0.85 respectively; after images + operative report + MRI were 0.78, 0.72, 0.81, and 0.88; after images + operative report + histologic findings were 0.69, 0.75, 0.71, and 0.62; and after images + operative report + MRI histologic findings were 0.91, 0.82, 1.00, and 1.00. Note: No confidence intervals when perfect agreement (κ=1.0).