Table 9. Complications of hemophilia... | American Society of Hematology

Table 9.

Complications of hemophilia treatment

	1972	1978	1985	1992	2001
Inhibitory antibodies*
Cumulative incidence, proportion of patients			31/384	51/388	52/420
Current inhibitors, no. of patients (%)	—	—	19 (5)	29 (7)	15 (4)
Past inhibitors, no. of patients (%)	—	—	12 (3)	22 (6)	37 (9)
HIV infection, no. of patients (%)†	—	—	36 (4)	55 (8)	29 (5)
Hepatitis C, no. of patients (%)‡
Current infection	—	—	—	—	344 (45)
Past infection	—	—	—	—	97 (13)

	1972	1978	1985	1992	2001
Inhibitory antibodies*
Cumulative incidence, proportion of patients			31/384	51/388	52/420
Current inhibitors, no. of patients (%)	—	—	19 (5)	29 (7)	15 (4)
Past inhibitors, no. of patients (%)	—	—	12 (3)	22 (6)	37 (9)
HIV infection, no. of patients (%)†	—	—	36 (4)	55 (8)	29 (5)
Hepatitis C, no. of patients (%)‡
Current infection	—	—	—	—	344 (45)
Past infection	—	—	—	—	97 (13)

—indicates no data available.

Reported for patients with severe hemophilia.

Reported for patients treated with clotting factor before 1985.

Reported for patients treated with clotting factor before 1992.