Table 1

PDE-5 inhibitor trials by condition (percent of total)

Condition
Sildenafil
Tadalafil
Vardenafil

Mixed aetiology
67
75
73
Diabetes
14
11
13
Prostatectomy
0.0
15
13
Depression
5.7
0.0
0.0
Spinal cord injury
5.3
0.0
0.0
Multiple sclerosis
3.1
0.0
0.0
Coronary heart disease
2.1
0.0
0.0
Radiotherapy for prostate cancer
1.7
0.0
0.0
Renal failure and haemodialysis
1.0
0.0
0.0
Rectal surgery
0.5
0.0
0.0
Spina bifida
0.5
0.0
0.0

Moore et al. BMC Urology 2005 5:18   doi:10.1186/1471-2490-5-18