Table 5.

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

(I)b and (J)c intervention types		Mean difference (I–J)	SE	P value	95% CI for difference
SMSd
	SMS with or without PSSe	–4.225	2.493	.21	–10.080 to 1.631
	TAUf	–7.279g	2.642	.02	–13.482 to –1.076
SMS with or without PSS
	SMS	4.225	2.493	.21	–1.631 to 10.080
	TAU	–3.054	2.735	.50	–9.476 to 3.367
TAU
	SMS	7.279g	2.642	.02	1.076 to 13.482
	SMS with or without PSS	3.054	2.735	.50	–3.367 to 9.476

^aLOS: length of stay.

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

^cIntervention types being compared against the selected intervention.

^dSMS: supportive text messaging.

^ePSS: peer support service.

^fTAU: treatment as usual.

^gSignificant findings.