Table 2.

Sexual behaviour groups and between-host parameters from literature.

group	average number of partners year−1	rates (in days)	references	comments
long partnerships	1	ρ = 0.0027 σ = 0.0004 m = 0.356	[27,28] [29] [30,31]	e.g. marriage/common-law, serial monogamy partnership lasts 6 years
short partnerships	2–5	ρ = 0.0096 σ = 0.05 m = 0.43	[28] median [32] [33]	e.g. dating considered dissolution within 20 days to 12 weeks
casual relationships	6–8	ρ = 0.019 σ = 0.1 m = 0.43	[34] median [29] [33]	e.g. single, dating, hook-ups dissolution within 10 days 3 per week
superspreader	20+	ρ = 0.068 σ = 0.44 m = 1.44	[27] [30] [35]	e.g. sex workers, bathhouse frequenters, etc. dissolution within 2.3 days estimate 11 per week for 48 weeks