Table 5 Assessment of improvement of natural erection and satisfaction rate in office and self-injection programs after 1 year

From: Intracavernosal prostaglandin E1 self vs office injection therapy in patients with erectile dysfunction

Variables Office injection (N=39) Self-injection (N=74) P-value*
Improvement of natural erection    >0.05
 Yes 3 (7.7%) 5 (6.8%)  
 No 36 (92.3%) 69 (93.2%)  
Decrease of the dose of PGE 1    <0.05
 Yes 10 (25.6%) 6 (8.2%)  
 No 29 (74.4%) 68 (91.8%)  
Satisfaction    >0.05
 Very satisfied 3 (7.7%) 7 (9.5%)  
 Satisfied 28 (71.8%) 54 (73%)  
 Unsatisfied 8 (20.5%) 13 (17.6%)  
  1. *χ2; significance level at P<0.05; percentages are calculated for a total of 39 for patients on office injection and a total of 74 for patients on self-injection programs after 1 year.