1 Male: female 270:141
2 Height in cms 156 ± 19
3 Weight in kgs 62 ± 13.1
4 Body mass index 23 ± 5.6
5 Obestity 56
6 Cardiac surgery 112
7 Neurosurgery 21
8 General surgery 21
9 Intensive care 18
10 Trauma 24
11 Diabetes 311
12 Hypertension 287
13 Asthma 45
14 Emergency surgery 3
Table 1: Demographic details: n = 411.