Table 3

 2006 Revised antiphospholipid syndrome classification criteria for pregnancy morbidity subgroups

SubgroupsVE with or without PM n = 15 (%)PM only n = 19 (%)
PM, pregnancy morbidity; VE, vascular event.
(A) One or more unexplained deaths of a morphologically normal neonate, or beyond the 10th week of gestation, with normal fetal morphology documented by ultrasound or by direct examination of the fetus6 (40)9 (47)
(B) One or more premature births of a morphologically normal neonate before the 34th week of gestation because of: (1) eclampsia or severe pre-eclampsia defined according to standard definition or (2) recognised features of placental insufficiency9 (60)7 (37)
(C) Three or more unexplained consecutive spontaneous abortions before the 10th week of gestation, with maternal anatomic or hormonal abnormalities and paternal and maternal chromosomal causes excluded03 (16)