It's blood transfusions that you really want to look out for. Maybe those Jehovahs Witnesses were onto something after all.:willy_nilly:
Exposure Route Estimated infections
per 10,000 exposures
to an infected source Blood transfusion 9,000
[32] Childbirth 2,500
[33] Needle-sharing injection drug use 67
[34] Percutaneous needle stick 30
[35] Receptive anal intercourse (2009 and 2010 studies) 170‡ [30–890]
[36] / 143 [48-285]
[31] Receptive anal intercourse (based on data of a 1992 study) 50
[37][38] Insertive anal intercourse for uncircumcised men (2010 study) 62a [7-168]
[31] Insertive anal intercourse for circumcised men (2010 study) 11a [2–24]
[31] Insertive anal intercourse (based on data of a 1992 study) 6.5
[37][38] Low-income country female-to-male 38‡ [13–110]
[36] Low-income country male-to-female 30‡ [14–63]
[36] Receptive penile-vaginal intercourse 10
[37][38]Calgary Flames Fan[39] Insertive penile-vaginal intercourse 5
[37][38] Fellating a man 1†b
[38] Man being fellated 0.5†b
[38]