Year | Total patients | Total CT scans | CT as first investigation | FOB | PCTB | PCTB & FOB |
---|
1998 | 141 | 89 (63.1%) | 56 (39.7%) | 97 (68.8%) | 22 (15.6%) | 13 (9.2%) |
1999 | 152 | 91 (59.9%) | 67 (44.1%) | 88 (57.9%) | 27 (17.7%) | 13 (8.6%) |
2000 | 149 | 90 (60.4%) | 66 (44.3%) | 82 (59.7%) | 36 (24.2%) | 10 (6.7%) |
2001 | 160 | 107 (66.9%) | 59 (36.9%) | 102 (63.8%) | 42 (6.3%) | 16 (10.0%) |
2002 | 154 | 128 (83.1%) | 96 (62.3%) | 86 (55.8%) | 41 (26.6%) | 21 (13.6%) |
2003 | 121 | 114 (94.2%) | 104 (86.0%) | 54 (44.4%) | 47 (41.2%) | 5 (4.3%) |
2004 | 153 | 137 (89.6%) | 114 (74.5%) | 63 (41.2%) | 46 (30.1%) | 6 (3.9%) |
| Ļ2 for trend | 75.03 (p<0.0005) | 83.56 (p<0.0005) | 23.85 (p<0.0005) | 19.56 (p<0.0005) | 1.947 (pā=ā0.163) |