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Time to first instancea of nephrolithiasis by patient cohort during the study period a among all patients and b among patients without nephrolithiasis during the baseline period. HypoPT hypoparathyroidism. aDefined as the first diagnosis (by diagnosis or procedure codes) on or after the index date. Patients without a diagnosis during the study period were censored at the end of eligibility or 5 years after the index date, whichever occurred first
