Table 1.

Parameters of the Markov model for Figs. 1–3

	Transition probabilities × 100
Study	α	β	λ	ρ	Asymptotic P (not U)
Killen et al. (33)
TNP	0.2	9.3	5.5	2.6	0.20
Placebo	0.2	2.2	1.0	4.5	0.15
Blondal et al. (40)
NNS	0.3	11.8	2.1	7.6	0.22
Placebo	0.9	11.8	5.7	15.6	0.17
Zhu et al. (8)
Multicounseling	0.3	19.0	1.5	14.2	0.23
Single counseling	0.5	14.1	1.5	24.3	0.16
Self-help	0.5	9.3	1.5	24.3	0.13
Swan et al. (42)
Male	0.4	4.7	1.2	4.3	0.24
Female	0.4	3.7	1.2	5.8	0.16
CEASE
25 mg	0.2	1.8	1.2	3.4	0.14
15 mg	0.2	1.8	1.2	4.4	0.11
0 mg	0.2	1.8	1.2	7.0	0.08
Treatment	Median
Full*	0.31	7.00	1.39	5.06	0.21
Minimal	0.37	5.75	1.35	11.31	0.14

*Includes the Swan et al. (42) study male and female; does not include the Zhu et al. (8) single counseling.