Sustainable waiting time reductions after introducing the STAT model for access and triage: 12-month follow up of a stepped wedge cluster randomised controlled trial

Table 1 Patient characteristics

	Pre intervention^a	12-month follow up	Sensitivity analysis	Significance^b
		0 to 12 month post intervention	9 to 12 month post intervention	Pre to 0–12 month	Pre to 9–12 month
n	1252	3106	821
Sex [n(%)]
Female	743 (59%)	1896 (61%)	498 (61%)	p = 0.30	p = 0.58
Male	509 (41%)	1210 (39%)	323 (39%)
Age [years, mean (SD)]	43 (30)	40 (30)	39 (30)	p < 0.01	p < 0.01

^aData from original trial. Includes pre intervention periods for the participating sites ranging from 3 to 10 months, consistent with the stepped wedge trial design [8].
^bStatistical significance calculated using chi square for sex and t-tests for age

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