“…(3,11) Previous clinical studies on AFLP, largely based on a few patients due to its low prevalence, have found large variations in results vis-à-vis its epidemiology, (2)(3)(4)(5)(6) symptoms, (12) complications (12) and outcomes. (3,10,11,13) For instance, Cheng et al (14) found that, besides aetiology, other clinical characteristics of pregnancy (e.g. primiparity, male fetus and multiparous women), which had been identified as potential risk factors in some other studies, (9,15) seemed to be partially insignificant statistically in their patients.…”