PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1617801-5 1992 RESULTS: Using a ratio of aldosterone to plasma renin activity greater than or equal to 1400 pmol/l per microgram/ml/h as a predictor of primary hyperaldosteronism, the captopril test had a sensitivity of 100%, a specificity of 83% and a predictive value of 82% with a 60-minute post captopril evaluation being sufficient. Captopril 169-178 renin Homo sapiens 48-53