Adherence to methadone maintenance treatment and associated factors among patients in Vietnamese mountainside areas

Table 3 Method to support adherence

Characteristics	MMT duration ≤12 months		MMT duration >12 months		Total		p-value
Characteristics	n	%	n	%	n	%	p-value
Methods to support adherence
• Set the alarm clock^a	14	13.7	19	13.7	33	13.7	0.99^¶
• Set the mobile phone alarm^b	18	17.7	26	18.7	44	18.3	0.83^¶
• SMS reminder^c	7	6.9	10	7.2	17	7.1	0.92^¶
• Reminded by relatives^d	33	32.4	35	25.2	68	28.2	0.22^¶
• Reminded by health workers^e	0	0.0	2	1.4	2	0.8	0.33^†
• Self-help^f	94	92.2	121	87.1	215	89.2	0.21^¶
• Select appropriate work-shifts^g	1	1.0	4	2.9	5	2.1	0.30^†
• None^h	1	1.0	5	3.6	6	2.5	0.31^†
Most effective manner to not miss dosesⁱ
• Set the alarm clock	3	3.1	11	8.2	14	6.0	0.16^†
• Set the mobile phone alarm	8	8.2	6	4.5	14	6.0
• SMS reminder	1	1.0	4	3.0	5	2.2
• Reminded by relatives	21	21.4	18	13.4	39	16.8
• Self-help groups	65	66.3	92	68.7	157	67.7
• Select appropriate work-shifts	0	0.0	1	0.8	1	0.4
• None	0	0.0	2	1.5	2	0.9
Invite people to support adhering MMT^k
• Wife/Husband /Lover	52	53.1	71	53.0	123	53.0	0.45^¶
• Parents	18	18.4	16	11.9	34	14.7
• Others	6	6.0	10	7.4	16	7.2
• Do not want to invite	4	4.1	12	9.0	16	6.9
• No one engaged	18	18.4	25	18.7	43	18.5

^¶ χ ² ; ^† fisher’s exact test;
^aPearson chi-squared test = 0.0002; ^bPearson chi-squared test = 0.0441; ^cPearson chi-squared test = 0.0099; ^dPearson chi-squared test = 1.4945; ^eFisher’s exact test = 0.510; ^fPearson chi-squared test = .15939; ^gFisher’s exact test = 0.399; ^hFisher’s exact test = 0.406; ⁱFisher’s exact test = 0.157; ^kPearson chi-squared test = 3.6949

ISSN: 1747-597X