Table 4 Mean additional length of primary-care interval associated with primary-care investigations after adjustment for age, sex and NICE guideline referral category
Mean additional primary-care interval (in days) among patients where investigations were performed | |||||
---|---|---|---|---|---|
Number of cases | Unadjusted | Adjusted for age, sex, and clinical presentation | P -value a | ||
Colorectal | Not investigated | 967 | Reference | Reference | P<0.0001 |
Investigated | 1144 | 26.7 (20.8–33.0) | 25.7 (19.5–31.7) | ||
Ovarianb | Not investigated | 105 | Reference | Reference | P<0.0001 |
Investigated | 240 | 20.1 (13.6–27.5) | 18.4 (12.2–25.5) | ||
Lung | Not investigated | 294 | Reference | Reference | P<0.0001 |
Investigated | 1200 | 21.8 (15.3–27.6) | 23.6 (16.8–30.0) | ||
Oesophagealb | Not investigated | 293 | Reference | Reference | P<0.0001 |
Investigated | 220 | 25.3 (16.7–34.8) | 22.3 (13.2–32.4) | ||
Pancreaticc | Not investigated | 81 | Reference | Reference | P>0.05 |
Investigated | 246 | 23.2 (5.0–38.1) | 17.1 (−1.9–30.6) | ||
Stomach | Not investigated | 98 | Reference | Reference | P<0.0001 |
Investigated | 148 | 30.4 (15.1–48.2) | 29.3 (14.0–45.8) |