Table 4.

Pairwise comparison of the mean difference in the number of admissions 6 months pre- and post index admission among the study groups using Games-Howell post hoc test.

(I)a and (J)b intervention types		Mean difference (I–J)	SE	P value	95% CI for difference
SMSc
	SMS with or without PSS	0.140	0.099	.33	–0.091 to 0.372
	TAUd	–0.122	0.099	.44	–0.355 to 0.111
SMS with or without PSSe
	SMS	–0.140	0.099	.33	–0.372 to 0.091
	TAU	–0.263f	0.092	.01	–0.479 to –0.046
TAU
	SMS	0.122	0.099	.44	–0.111 to 0.355
	SMS with or without PSS	0.263f	0.092	.01	0.046 to 0.479

^aIntervention type selected for comparison with two other intervention types.

^bIntervention types being compared against the selected intervention.

^cSMS: supportive text messaging.

^dTAU: treatment as usual.

^ePSS: peer support service.

^fSignificant findings