Table 1.
Demographic and follow-up data from computerized database
| Variable | Group A (n = 85) | Group B (n = 463) | P-value |
|---|---|---|---|
| Age at survey (yr) | 48.7 ± 12.9 | 47.2 ± 12.4 | 0.290 |
| Sex (%), male:female | 55.3:44.7 | 56.6:43.4 | 0.900 |
| Length of follow-upa (yr) | 6.8 ± 2.7 | 10.7 ± 3.5 | < 0.001 |
| Second surgery | 7 (8.2) | 16 (3.5) | |
| Time between procedures (yr) | 5.2 (2–10) | 2.3 (0.33–9.7) |
Values are presented as mean±standard deviation, percent only, number (%), or median (range).
a
Interval between the procedure and the phone call questionnaire.