Table 5.
Demographic data for patients in the present study (n = 77)
| Age, years, median (range) | 66 (29–83) |
| Ethnic group, n (%) | |
| Chinese | 64 (83.1%) |
| Malay | 3 (3.9%) |
| Indian | 4 (5.2%) |
| Others | 6 (7.8%) |
| Comorbidities, n (%) | |
| 0 | 13 (16.9%) |
| 1 | 15 (19.5%) |
| 2 | 14 (18.3%) |
| >2 | 35 (45.5%) |
| ASA status, n (%) | |
| 1 | 6 (7.8%) |
| 2 | 34 (44.2%) |
| 3 | 36 (46.8%) |
| 4 | 1 (1.3%) |
| Histology, n (%) | |
| Adenocarcinoma | 53 (68.8%) |
| Chronic pancreatitis | 3 (3.9%) |
| Mucinous tumours | 9 (11.7%) |
| Serous tumours | 0 |
| Villous adenomas | 0 |
| Othersa | 12 (15.6%) |
a
Includes histological diagnoses such as benign strictures, neuroendocrine tumours, inflammatory myofibroblastic tumours, solid cystic papillary neoplasms, sarcomas and cavernous lymphangiomas.
ASA, American Society of Anesthesiologists.