Group 1 n = 55 Group 2 n = 51
p-Value
Tumour size, mean ± standard deviation (SD), mm 2.90 ± 1.43 3.55 ± 1.37 0.030
T stage, n% 0.131
Ta
41 (74.5%)
31 (60.8%)
T1
14 (25.5%)
20 (39.2%)
Grade, n% 0.057
Low grade
40 (72.7%)
28 (54.9%)
High grade
15 (27.3%)
23 (45.1%)
Muscle tissue sampling 0.010
Absent
15 (27.3%)
4 (7.8%)
Present
40 (70.2%)
47 (92.2%)
Resection 0.021
Incomplete
10 (18.2%)
2 (3.9%)
Complete
45 (81.8%)
49 (96.1%)
Obturator reflex 0.003
Absent
38 (69.1%)
47 (92.2%)
Present
17 (30.9%)
4 (7.8%)
Recurrence, n, % 0.010
Absent
30 (54.5%)
40 (78.4%)
Present
25 (45.5%)
11 (21.6%)
Progression, n, % 0.106
Absent
47 (85.5%)
49 (96.1%)
Present
8 (14.5%)
2 (3.9%)
Time to recurrence, mean ± SD, month 4.44 ± 6.02 7.76 ± 15.66 0.097
Complication, n, % 0.117
Haematuria
5 (9.1%)
1 (2.0%)
Cystitis
5 (9.1%)
5 (9.8%)
Bladder perforation
3 (5.5%)
0