Table 1. Characteristics of the cohort stratified by Indigenous status.

Variable	Indigenous n = 622	Non-Indigenous n = 64	p
Age at the end of the study	33 (23–47)	60 (27–74)	0.0001
Age at RHD diagnosis	28 (17–43)	54 (24–68)	0.0001
Female	420 (67.5%)	38 (59.4%)	0.18
Rural/remote residence	333 (53.5%)	11 (17.2%)	<0.0001
Severe disease	151 (24.3%)	26 (40.6%)	0.004
Hospitalisations/person	5 (2–10)	6 (2–16)	0.73
RHD-related hospitalisations	215 (35%)	34 (62.5%)	0.003
Valve surgery or valvuloplasty	98 (15.8%)	21 (32.8%)	0.001
Died	30 (4.8%)	9 (14.1%)	0.002
Age at death	54 (34–68)	74 (62–77)	0.01
Adherence	41 (23–58)	46 (10–60)	0.54
Good adherence	67/274 (24.5%)	6/19 (31.6%)	0.58
Number of echocardiograms	5 (3–8)	4 (2–8)	0.18
RHD progression on serial echocardiograms	121/575 (21%)	10/54 (18.5%)	0.66
Specialist review	585 (94.1%)	58 (90.6%)	0.28
Dental review	186 (29.9%)	3 (4.7%)	<0.0001

All numbers are median (interquartile range) or the absolute number (%)