Table 1.

Summary of participant characteristics at baseline by intervention arm

Variable	Intervention arm		THB-Rehab		CIRACT		Total (n = 250)
			Primary outcome collected		Primary outcome collected
	THB-Rehab (n = 125)	CIRACT (n = 125)	Yes (n = 106)	No (n = 19)	Yes (n = 106)	No (n = 19)
Age at randomisation (years)
Mean [SD]	84.5 [5.9]	83.6 [6.6]	84.3 [5.9]	85.8 [5.7]	83.8 [6.5]	82.8 [7.4]	84.1 [6.3]
Median [25th Q, 75th Q]	85 [81, 89]	84 [79, 89]	84 [81, 88]	86 [81, 90]	84 [79, 89]	85 [76, 88]	84.5 [80, 89]
Min, max	70, 98	67, 99	70, 98	73, 94	70, 99	67, 93	67, 99
N	125	125	106	19	106	19	250
Gender
Male	46 (37%)	43 (34%)	38 (36%)	8 (42%)	33 (31%)	10 (53%)	89 (36%)
Female	79 (63%)	82 (66%)	68 (64%)	11 (58%)	73 (69%)	9 (47%)	161 (64%)
Barthel ADL score
Mean [SD]	10.5 [5.4]	11.0 [6.1]	11.4 [4.7]	5.6 [6.5]	12.1 [5.4]	4.8 [6.1]	10.7 [5.8]
Median [25th Q, 75th Q]	10 [7, 15]	12 [6, 16]	11 [8, 15]	4 [0, 13]	13 [8, 16]	1 [0, 12]	11 [7, 16]
Min, max	0, 20	0, 20	1, 20	0, 17	0, 20	0, 16	0, 20
N	125	125	106	19	106	19	250
Charlson co-morbidity scale
Mean [SD]	7.3 [1.9]	7.4 [2.2]	7.2 [1.9]	8.5 [1.8]	7.4 [2.2]	7.3 [2.1]	7.4 [2.1]
Median [25th Q, 75th Q]	7 [6, 9]	7 [6, 9]	7 [6, 9]	8.5 [8, 9]	7 [6, 9]	7 [6, 9]	7 [6, 9]
Min, max	4, 12	4, 13	4, 12	5, 12	4, 13	4, 11	4, 13
N	120	116	106	14	106	10	236
MMSE score
Mean [SD]	22.0 [6.2]	21.4 [6.3]	22.9 [5.3]	16.2 [8.8]	21.5 [6.4]	20.2 [4.8]	21.7 [6.2]
Median [25th Q, 75th Q]	23 [19.5, 27]	22 [19, 26]	24 [20, 27]	18 [8, 21]	22.5 [19, 26]	21 [17, 23]	23 [19, 26]
Min, max	0, 30	1, 30	6, 30	0, 28	1, 30	14, 26	0, 30
N	80	87	70	10	82	5	167
EQ-5D health state score
Mean [SD]	54.5 [19.6]	53.1 [22.7]	54.7 [20.2]	51.9 [6.5]	52.9 [23.1]	55.0 [15.5]	53.8 [21.1]
Median [25th Q, 75th Q]	50 [45, 70]	50 [40, 70]	50 [40, 70]	50 [50, 57.5]	50 [40, 70]	50 [50, 65]	50 [40, 70]
Min, max	10, 100	0, 100	10, 100	40, 60	0, 100	30, 80	0, 100
N	114	111	106	8	104	7	225

All data are N (%) unless specified.