. Author manuscript; available in PMC: 2014 Jul 7.

Published in final edited form as: Eur J Health Econ. 2013 Feb 2;15(1):41–55. doi: 10.1007/s10198-012-0447-y

Appendix Table A1.

Alternative incentive offers to stay free of STI, verified by quarterly testing

(In Mexican pesos)			(in USD$)
	α4			α4
α3	α3^d	α3^u	α3	α3^d	α3^u

30	21	60	2.3	1.6	4.6
45	31.5	90	3.5	2.4	6.9
60	42	120	4.6	3.2	9.3
75	52.5	150	5.8	4.0	11.6
90	63	180	6.9	4.9	13.9
105	73.5	210	8.1	5.7	16.2
120	84	240	9.3	6.5	18.5
135	94.5	270	10.4	7.3	20.8
150	105	300	11.6	8.1	23.1
165	115.5	330	12.7	8.9	25.4
180	126	360	13.9	9.7	27.8
195	136.5	390	15.0	10.5	30.1
210	147	420	16.2	11.3	32.4
225	157.5	450	17.3	12.1	34.7
240	168	480	18.5	13.0	37.0
255	178.5	510	19.7	13.8	39.3
270	189	540	20.8	14.6	41.6
285	199.5	570	22.0	15.4	43.9
300	210	600	23.1	16.2	46.3
315	220.5	630	24.3	17.0	48.6
330	231	660	25.4	17.8	50.9
345	241.5	690	26.6	18.6	53.2
360	252	720	27.8	19.4	55.5
375	262.5	750	28.9	20.2	57.8
390	273	780	30.1	21.0	60.1
405	283.5	810	31.2	21.9	62.5
420	294	840	32.4	22.7	64.8
435	304.5	870	33.5	23.5	67.1
450	315	900	34.7	24.3	69.4
465	325.5	930	35.9	25.1	71.7
480	336	960	37.0	25.9	74.0
495	346.5	990	38.2	26.7	76.3
510	357	1020	39.3	27.5	78.6
525	367.5	1050	40.5	28.3	81.0
540	378	1080	41.6	29.1	83.3

Notes: The table presents the full set of quarterly incentive offers to stay free of STIs verified by quarterly STI testing. Converted from Mexican pesos of Oct-Dec. 2008 to USD$ at the average exchange rate of 12.97 pesos per USD. Initial incentive offer (α3) followed by a lowered-down offer (α3^d) if initial response was yes, or followed by an increased-up offer (α3^u) if initial response was no.