Table 1.
Comparison of descriptive statistics and self-reported general health of responders and nonresponders
| Variable | Nonresponders(n = 76) | Responders(n = 109) | p value |
|---|---|---|---|
| Age, mean (SD) | 78.8 (3.0) | 78.3 (3.2) | 0.29 a |
| Educational attainment, n (%) | |||
| Primary school | 17 (23.6) | 21 (19.4) | 0.09 b |
| High school | 22 (30.1) | 24 (22.2) | |
| Vocational education | 18 (25.0) | 21 (19.4) | |
| College/university | 15 (20.8) | 42 (38.9) | |
| n | 72 | 108 | |
| Primary treatment, n (%) | |||
| RARP | 25 (32.9) | 67 (61.5) | <0.001 b,* |
| EBRT | 51 (67.1) | 42 (38.5) | |
| n | 76 | 109 | |
| Months since treatment, mean (SD) | 57.3 (18.1) | 52.9 (16.6) | 0.09 a |
| CCI, mean (SD) | 1.3 (1.4) | 1.0 (1.3) | 0.08 a |
| General health (from Q1), n (%) | |||
| Poor | 1 (1.4) | 5 (4.6) | 0.01 c,* |
| Not so good | 27 (38.6) | 18 (16.7) | |
| Good | 35 (50.8) | 72 (66.7) | |
| Very good | 7 (10.0) | 13 (12.0) | |
| n | 70 | 108 |
CCI = Charlson Comorbidity Index; EBRT = external beam radiotherapy; RARP = robotic-assisted radical prostatectomy; SD = standard deviation.
*
Significance level p < 0.05.
a
Two-sided independent sample t test, equal variances assumed.
b
Chi-square test.
c
Fisher exact test.