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Odds ratios of chronic conditions associated with premenopausal bilateral oophorectomy (PBO) with or without concurrent or preceding hysterectomy, early PBO, and late PBO, adjusted for age. CI, confidence interval; COPD, chronic obstructive pulmonary disease; IHR, irregular heart rhythm; MCI, mild cognitive impairment; PBO, premenopausal bilateral oophorectomy; TIA, transient ischemic attack.
