Table 2.

Factors associated with GPs’ preference to use FIT over 2WW

TestAdjusted OR95% CI
2WW, n (%)FIT, n (%)
Overall659 (64.0)365 (35.6)
GP characteristics
Age, years
  ≤35164 (72.9)61 (27.1)Ref.
  36–45288 (63.6)165 (36.4)1.591.04 to 2.44a
  46–55126 (58.1)91 (41.9)1.991.14 to 3.47a
  ≥5681 (62.8)48 (37.2)1.470.78 to 2.78
Years active as a GP
  <10326 (68.3)151 (31.7)Ref.
  ≥10333 (60.9)214 (39.1)1.000.68 to 1.47
CRC 2WW referrals in the last year
<588 (57.5)65 (42.5)Ref.
5–10266 (60.5)174 (39.5)0.900.59 to 1.36
>10305 (70.8)126 (29.2)0.620.40 to 0.94a
FIT awareness and previous experience
Previous experience using FIT for low-risk patients
  No316 (67.8)150 (32.2)Ref.
  Yes343 (61.5)215 (38.5)1.080.81 to 1.45
Perceived test accuracy
  Not at all, not very, unsure284 (78.9)76 (21.1)Ref.
  Quite, very375 (56.5)289 (43.5)1.631.16 to 2.29b
Confidence discussing FIT with high-risk patients
Confidence discussing benefits
  Not at all, not very, unsure438 (78.5)120 (21.5)Ref.
  Quite, very221 (47.4)245 (52.6)2.151.46 to 3.16b
Confidence discussing harms
  Not at all, not very, unsure439 (73.0)162 (27.0)Ref.
  Quite, very220 (52.0)203 (48.0)0.980.68 to 1.41
Confidence discussing negative results
  Not at all, not very, unsure360 (75.5)117(24.5)Ref.
  Quite, very299 (54.7)248 (45.3)1.090.76 to 1.55
Confidence discussing positive results
  Not at all, not218 (75.5)57 (20.7)Ref.
  Quite, very441 (58.9)308 (41.1)1.080.72 to 1.62
Beliefs about patients’ experience and thoughts about FIT
Patients would benefit from completing FIT compared with colonoscopy
  Strongly disagree, disagree365 (79.2)96(20.8)Ref.
  Agree, strongly agree294 (52.2)269 (47.8)2.021.46 to 2.79a
Patients will prefer FIT as a rule in test of CRC
  Strongly disagree, disagree257 (72.8)96 (27.2)Ref.
  Agree, strongly agree402 (59.9)269 (40.1)1.050.75 to 1.47
Patients will prefer FIT as a rule-out test
  Strongly disagree, disagree215 (78.5)59 (21.5)Ref.
  Agree, strongly agree444 (59.2)306 (40.8)1.250.85 to 1.84
Patients will perceive the test to be easy to complete at home
  Strongly disagree, disagree88 (73.3)32 (26.7)
  Agree, strongly agree571 (63.2)333 (36.8)0.930.57 to 1.53
Beliefs about GPs’ role in FIT implementation
I believe that implementation of FIT in Primary care is a legitimate part of my role
  Strongly disagree, disagree244 (79.7)62 (20.3)Ref.
  Agree, strongly agree415 (57.8)303 (42.2)1.130.74 to 1.73
I can easily integrate FIT into my existing work with patients who present with high-risk symptoms
  Strongly disagree, disagree316 (76.3)98 (23.7)Ref.
  Agree, strongly agree343 (56.2)267 (43.8)1.190.84 to 1.71
There is a strong need for FIT to be implemented in primary care as a point of care test for ruling out cancer
  Strongly disagree, disagree287 (78.2)80 (21.8)Ref.
  Agree, strongly agree372 (56.6)285 (43.4)1.170.79 to 1.71
I will need a longer consultation to be able to discuss why the patient will need to complete FIT
  Strongly disagree, disagree201 (55.5)161 (44.5)Ref.
  Agree, strongly agree458 (69.2)204 (30.8)0.610.44 to 0.83a
  • a P<0.05.

  • b P<0.005. 2WW = 2-week wait. CRC = colorectal cancer. FIT = faecal immunochemical test. OR = odds ratio.