Table 2.

Probabilities in Markov model: RTIs per patient, per year

Variable	Value in model	Upper	Lower	Distribution in PSA	References
Current practice	0.39	0.45	0.32	Lognormal	Cals [9]
GP plus CRP	0.34	0.40	0.28	Lognormal	Cals [9]
Practice nurse plus CRP	0.34	0.40	0.28	Lognormal	Cals [9]
GP plus CRP and communication training	0.33	0.36	0.29	Lognormal	Cals [9]

CRP C-reactive protein, GP general practitioner, PSA probabilistic sensitivity analysis, RTIs respiratory tract infections