Table 1 Patients’ background and tumour characteristics
Enrolled patients | Total (n = 114) |
|---|---|
Age, years (median) | 76 (IQR: 60–81) |
Gender | |
Female, n(%) | 35 (30.7%) |
Male, n(%) | 79 (69.3%) |
Body weight, kg, median(IQR) | 53 (45.3–62.8) |
Operation time, min, median (IQR) | 60 (38–79) |
Preoperative cytology | |
Positive, n(%) | 25 (21.9%) |
Negative, n(%) | 85 (74.6%) |
N/A, n(%) | 4 (3.5%) |
Anesthetic method | |
General, n(%) | 47(41.2%) |
Lumbar, n(%) | 67 (58.8%) |
5-ALA exposure time, min, median(IQR) | 177(157.5–207) |
Number of lesions | 282 |
Protruded papillary, n(%) | 189 (67.0%) |
Protruded non-papillary, n(%) | 17 (6.0%) |
Flat lesions, n(%) | 76 (27.0%) |
Number of tumors per person, median(IQR) | 2 (2–3) |