D+/R+ group (before prohylaxis)

D-/R+ group (before prophylaxis)

D+/R+ (after prophylaxis)

Others (D-/R+, D+ R-) (after prophylaxis)

p value

Total number of patients

47

22

36

8

NS

Male: Female

2.92:1

2.66:!

2:1

1:1

NS

Number of Black patients

38
(80.9% Black)

20
(90.9% Black)

28
(78% Black)

5
(63% Black)

NS

Mean(±SD) age (years)

41 (± 11.2)

37.7 (± 9.4)

40.64 (±10.49)

40.63(± 14.73)

Mean(±SD) follow up(months)

25.6 (± 14.3)

32 (± 14.2)

17.18 (±10.25)

20.13 (±11.75)

Deaths

5 (10.6%)

1 (4.6 %)

0 (0)%)

1(12.5%)