Humoral immune response to an allogenic foetus in normal fertile women and recurrent aborters

Table 1 Anti paternal cytotoxic antibody (APCA) in couples with Normal fertility compared towomen with RSA.

Group of Patients	No. of couples	No. of APCA +ve ^*	Range of APCA titer	% +ve
Normal pregnant women
^* 0–3 month	15	7	1:2 – 1:16	46.66
^* 4–6 month	15	5	1:4 – 1:32	33.33
^*7–9 month	15	6	1:8 – 1:64	40.00
Post delivery
^* 0–6 month	15	6	1:2 – 1:256	40.00
Women with RSA
^* One month post abortion	105	9	1:2 – 1:4	8.57
^** 1 – 3 month pregnancy (RSA women)	60	4	1:2 – 1:4	6.66

^* Any titer ≥ 1:2 was taken as positive RSA vs. Control : X² = 28.781 p < 0.001 ^** RSA women after pregnancy on regular follow up Non pregnant RSA vs. Pregnant RSA X² = 0.192 p > 0.05

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