RESUMEN
This study aimed to compare irrational beliefs, defense mechanisms and marital satisfaction in fertile and infertile women. This study was a causal comparative survey performed on 30 fertile and 30 infertile women chosen by available and simple random sampling out of the whole clients referred to Vali-e-Asr Reproductive Health Research Center from February 2009 to September 2009. The instruments of measurement included 3 questionnaires: Jones irrational beliefs, defense mechanisms and ENRICH marital satisfaction which were performed on samples. Data were analyzed by SPSS-16 software. The scale of subtests of Jones irrational beliefs, defense mechanisms and marital satisfaction were significantly different in fertile and infertile women. The results of this study showed that infertile women use irrational beliefs and defense mechanisms more than fertile women and their marital satisfaction is less than fertile women