TY - JOUR AU - Schechtman, E TI - Odds ratio, relative risk, absolute risk reduction, and the number needed to treat--which of these should we use? JO - Value Health IS - 05 VL - 5 PY - 2002 DO - 10.1046/J.1524-4733.2002.55150.x L3 - PubMed-ID: 12201860 SP - 431 EP - 436. N1 - PubMed PMID: 12201860. eng. ER -