Table 2.
Drug ratings of sildenafil by age and time on medication.
| Variable | Overall rating, mean (SD) | Rating by age (years), mean (SD) | Rating by time on medication, mean (SD) | ||||||
|
|
|
19-44 | 45-64 | ≥65 | P value | <1 month | 1 month to <1 year | ≥1 year | P value |
| Sexual performance | 3.94 (1.42) | 4.32 (1.25) | 4.02 (1.38) | 3.44 (1.56) | .09 | 3.27 (1.73) | 4.26 (1.33) | 4.08 (1.16) | .02 |
| Erection sustainability | 3.85 (1.42) | 4.37 (1.03) | 3.82 (1.40) | 2.86 (1.75) | .004 | 3.64 (1.42) | 3.89 (1.49) | 4.10 (1.37) | .50 |
| Blue magic | 3.58 (1.50) | 3.70 (1.40) | 3.60 (1.53) | 3.25 (1.60) | .70 | 3.22 (1.53) | 3.53 (1.55) | 4.15 (1.29) | .04 |
| Medication safety | 3.30 (1.49) | 2.56 (1.58) | 3.70 (1.39) | 3.46 (0.97) | .001 | 2.41 (1.42) | 3.77 (1.45) | 3.91 (1.09) | <.001 |
| Alternative choices | 3.83 (1.51) | 4.33 (1.40) | 4.00 (1.38) | 2.94 (1.65) | .02 | 3.56 (1.75) | 3.70 (1.64) | 4.22 (1.09) | .28 |
| Total | 3.68 (1.48) | 3.73 (1.53) | 3.82 (1.42) | 3.20 (1.52) | .004 | 3.16 (1.59) | 3.88 (1.48) | 4.08 (1.18) | <.001 |