Table 4.

Use of healthcare services after index consultation, by GP suspicion

Time after consultation, monthsSuspicion present (n = 256) n (%)No suspicion (n = 4262) n (%)Univariate RR (95% CI)Adjusteda RR (95% CI)
GP consultation0–2172 (67.2)2522 (59.2)1.13 (1.04 to 1.24)1.14 (1.06 to 1.24)
2–6132 (51.6)2159 (50.6)1.03 (0.91 to 1.16)0.99 (0.88 to 1.11)
Primary care specialists0–243 (16.8)406 (9.5)1.77 (1.33 to 2.36)1.73 (1.32 to 2.26)
2–631 (12.1)425 (10.0)1.23 (0.88 to 1.73)1.20 (0.86 to 1.68)
All hospital visits0–295 (37.1)714 (16.8)2.22 (1.87 to 2.64)1.90 (1.62 to 2.23)
2–693 (36.3)982 (23.0)1.60 (1.35 to 1.90)1.40 (1.19 to 1.63)
Hospital admission0–243 (16.8)258 (6.1)2.78 (2.07 to 3.75)1.98 (1.49 to 2.63)
2–643 (16.8)354 (8.3)2.05 (1.53 to 2.74)1.62 (1.24 to 2.12)
Outpatient clinic visits0–281 (31.6)604 (14.2)2.24 (1.84 to 2.72)1.99 (1.66 to 2.40)
2–678 (30.5)872 (20.5)1.51 (1.25 to 1.84)1.34 (1.11 to 1.62)
All diagnostic imagingb0–266 (25.8)472 (11.1)2.33 (1.87 to 2.92)1.71 (1.27 to 2.29)
2–655 (21.5)679 (15.9)1.37 (1.07 to 1.74)1.11 (0.81 to 1.52)
X-rayb0–240 (15.6)243 (5.7)2.75 (2.02 to 3.75)2.08 (1.53 to 2.81)
2–634 (13.3)335 (7.9)1.71 (1.23 to 2.38)1.29 (0.94 to 1.77)
Ultrasoundb0–230 (11.7)239 (5.6)2.10 (1.47 to 3.00)1.89 (1.32 to 2.70)
2–628 (10.9)362 (8.5)1.30 (0.91 to 1.88)1.20 (0.84 to 1.72)
CT or MRI scanningb0–223 (9.0)72 (1.7)5.33 (3.39 to 8.38)3.76 (2.37 to 5.98)
2–620 (7.8)143 (3.4)2.36 (1.51 to 3.71)1.51 (0.98 to 2.34)
Endoscopies0–217 (6.6)59 (1.4)4.81 (2.85 to 8.13)3.76 (2.22 to 6.38)
2–618 (7.0)89 (2.1)3.42 (2.09 to 5.58)2.90 (1.77 to 4.75)
  • a Adjusted for sex, age group, chronic disease group, income quartile and use of relevant variable in the preceding year (dichotomous).

  • b Procedures performed at hospitals and by practising specialists. CT = computerised tomography. MRI = magnetic resonance imaging. RR = relative risk.