Table 2.

Consultations, reasons for consultation, onward referrals to secondary care, and completed clinical investigations and examinations in the intervention and control groups

Consultation measure	Intervention, n (%)^a	Control, n (%)^a	Statistic (95% CI)^a	P-value
Persons still registered at end of study	749	705	—	—

Persons consulting	165 (22.0)	165 (23.4)	OR^b 0.92 (0.72 to 1.18)	0.53

Total consultations	436 (1.16/person year)	335 (0.95/person year)	RR^c 1.40 (1.11 to 1.77)	0.004

Reason for consultation
Blood in urine	1 (0.2)	0 (0.00)	N/A	—
Blood in stool	2 (0.5)	4 (1.2)	0.38 (0.07 to 2.13)	0.27
Persistent cough	30 (6.9)	15 (4.5)	1.54 (0.62 to 3.82)	0.36
Haemoptysis	0 (0.00)	0 (0.00)	N/A	—
Difficulty swallowing	2 (0.5)	2 (0.6)	0.77 (0.05 to 12.14)	0.85
Weight loss (unexplained)	3 (0.7)	1 (0.3)	2.31 (0.25 to 21.71)	0.47
Other	398 (91.3)	313 (93.4)	0.97 (0.92 to 1.03)	0.42

Secondary care referral	85 (19.5)	56 (16.7)	1.44 (0.97 to 2.14)	0.070

Clinical investigations and examinations	282 (64.7)	212 (63.3)	1.34 (1.01 to 1.77)	0.041

↵a Unless otherwise specified.
↵b Logistic regression.
↵c Zero-inflated Poisson regression. Bold text denotes significance at an alpha level of 0.05. NA = not applicable due to insufficient data. OR = odds ratio. RR = relative risk.