i.v. PCA EA
ASA
- 1 (healthy)
- 2 (mild systemic disease)
- 3 and 4 (severe systemic disease with constant threat to life)
7 (6.4%)
60 (55.6%)
41 (38.0%)
21 (11.0%)
107 (56.0%)
63 (33.0%)
age [years]
50–59
60–69
70–79
80–89

5 (3.8%)
24 (18.2%)
58 (43.9%)
45 (34.1%)

4 (2.1%)
35 (18.2%)
108 (56.3%)
45 (23.4%)
Gleason-Score
2–4
5–6
7
8–10

4 (4.6%)
23 (25.8%)
42 (47.2%)
20 (22.4%)

5 (3.5%)
43 (30.3%)
61 (43.0%)
33 (23.2%)
tumour-free surgical margin 82 (36.4%) 143 (63.6%)
pain management 108 (36.0%) 192 (64.0%)
bmi [kg m-2]
normal weight (18.5–25)
overweight (25.1–30)
obese (>30)

42 (39.6%)
47 (44.3%)
17 (16.1%)

75 (39.0%)
100 (52.1%)
17 (8.9%)
Table 4: Factors potentially influencing the recurrence-free survival.