Research Article
Pathological Characteristics of Primary Bladder Carcinoma Treated at a Tertiary Care Hospital and Changing Demographics of Bladder Cancer in Sri Lanka
Table 1
Summary of results from published studies on bladder cancer in Sri Lanka.
| Study
(Time period of study and authors) | 1993–2000
Goonewardena et al. [11] | 2000-2001
Perera et al. [12] | 2001–2005
Ranasinghe et al. [10] and NCCPSL [20] | 2006
NCCPSL [13] | 2007
NCCPSL [2] | 2009
Sathesan et al. [8] | 2010
Prabath et al. [9] | 2011–2014
Present study |
| | Male : female ratio | 5.5 : 1 | 9 : 1 | 4 : 1 | 3 : 1 | 3.2 : 1 | 3.1 : 1 | 3.7 : 1 | 4.1 : 1 | | Average age | 64 | Not available | Median age group 62–64 | 65 | Median age group 65–69 | Median age 65 | Median age 67.5 | 65 | | Urothelial carcinoma | 93.4% | 96% | 72% | 69.5% | 79% | 97% | 90.9% | 89.2% | | Squamous carcinoma | 3% | Not available | 9% | 9% | 8% | 0% | 6.1% | 8.1% | | Adeno carcinoma | 1.3% | Not available | 3% | 5% | 4% | 0% | 0% | 1.4% | | Muscle invasive tumour | 48.4% | 30.9% | 94% | Not available | Not available | 37.3% | 21.2% | 35% | | Primary carcinoma-in-situ | None | Not available | 1.9% | None | None | None | None | 0.7% | | pT1 high grade tumour | 5.3% | Not available | Not available | Not available | Not available | 3% | 18% | 16.5% | | Total number of patients | 301 | 139 | 637 | 131 | 151 | 35 | 33 | 148 |
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NCCPSL = Cancer Registry of National Cancer Control Programme of Sri Lanka.
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