Variable		Model 1	Model 2	Model 3
		OR (95%CI); P-value	OR (95%CI); P-value	OR (95%CI); P-value
Own smartphone	Yes	1.88 (1.20, 2.93); 0.005	1.38 (0.79, 2.38); 0.25	1.46 (0.83, 2.56); 0.19
Have internet on phone	Yes		0.98 (0.54, 1.77); 0.95	1.20 (0.65, 2.22); 0.56
Cadre	CHEW			Ref.
	CHO		2.86 (1.04, 7.88); 0.04	2.37 (0.85, 6.67); 0.10
	Doctor		1.12 (0.52, 2.40); 0.77	1.63 (0.71, 3.75); 0.25
	Nurse/Midwife		1.80 (0.96, 3.37); 0.07	1.54 (0.79, 2.97); 0.20
	Others		1.03 (0.41, 2.58); 0.96	1.11 (0.42, 2.89); 0.83
Education	Primary/Secondary			Ref.
	Tertiary		2.10 (1.17, 3.76); 0.01	1.64 (0.84, 3.21); 0.15
mHealth Knowledge	mHealth Knowledge		1.32 (1.20, 1.45); 0.001	1.32 (1.20, 1.46); 0.001
Attitude to mHealth	Attitude to mHealth		1.16 (1.09, 1.23); 0.001	1.15 (1.08, 1.22); 0.001
Health Center	Private (Ref.)			Ref.
	Public			1.01 (0.58, 1.72); 0.98
Sex	Female			Ref.
	Male			0.45 (0.23, 0.89); 0.02
Age	Age			1.04 (1.01, 1.07); 0.01
Tribe	Yoruba			Ref.
	Igbo			1.18 (0.58, 2.41); 0.65
	Hausa			0.93 (0.08, 10.57); 0.94
	Others			0.52 (0.19, 1.38); 0.19
Marital Status	Married			1.000
	Not married			1.03 (0.59, 1.82); 0.89
	N-size	518	518	518
	LR chi-square	7.61 (1) =0.006	103.30 (9) =0.000	119.85 (16) =0.000
	Cox & Snell Pseudo R2	0.012	0.17	0.20