Predictive performance of four frailty screening tools in community-dwelling elderly

BMC Geriatrics

Table 1 Characteristics of participants at T0

	FréLE original sample (n = 1643)		Follow-up at T2 (1224)		Deceased (146) and lost to follow-up (273)		p
Sex
Male	818	49.8%	589	48.1%	229	54.7%	0.021
Female	825	50.2%	635	51.9%	190	45.3%	0.021
Mean age (SD)	78.7 (7.9)		77.7 (7.7)		81.7 (8.0)		0.000
Marital status
With partner, married	895	54.5%	679	55.5%	216	51.6%	0.082
Widowed	460	28.0%	325	26.6%	135	32.2%
Single	288	17.5%	220	18.0%	68	16,2%
Institutionalization
No	1580	96.2%	1186	96.9%	394	94.3%	0.015
Yes	62	3.8%	38	3.1%	24	5.7%	0.015
Annual Income
$0–20,000	724	44.9%	518	43.8%	196	48.3%	0.003
$20,001–40,000	570	35.4%	416	34.5%	154	37.9%
$40,001 or more	317	19.7%	261	21.7%	56	13.8%
Health status
Number of chronic diseases
0–2	674	41.0%	515	42.1%	159	37.9%	0.019
3–5	726	44.2%	523	42.8%	203	48.4%
6–8	210	12.8%	155	12.7%	55	13.1%
9 or more	32	1.9%	30	2.5%	2	0.5%
²Neurological diseases
Yes	31	1.9%	19	1.6%	12	2.9%	0.089
No	1611	98.1%	1204	98.4%	407	97.1%	0.089
Cancer
Yes	141	8.6%	97	7.9%	44	10.5%	0.105
No	1501	91.4%	1126	92.1%	375	89.5%	0.105
Barberger-Gateau disability scale
Full independence	788	48.0%	643	52.5%	145	34.6%	0.000
Mild disability	527	32.1%	392	32.0%	135	32.2%
Moderate disability	209	12.7%	118	9.6%	91	21.7%
Severe disability	119	7.2%	71	5.8%	48	11.5%
Fried’s scale
Normal	634	38.6%	530	43.3%	104	24.8%	0.000
Pre-frail	709	43.2%	511	41.7%	198	47.3%
Frail	300	18.3%	183	15.0%	117	27.9%
VES-13
Normal	694	42.2%	585	47.8%	109	26.0%	0.000
Frail	949	57.8%	639	52.2%	310	74.0%	0.000
GFI
Normal	1086	66.1%	846	69.1%	240	57.3%	0.000
Frail	557	33.9%	378	30.9%	179	42.7%	0.000
aCGA
Normal	742	45.2%	604	49.3%	138	32.9%	0.000
Frail	901	54.8%	620	50.7%	281	67.1%	0.000

P = difference between participants at T2 and non-responders at T2 (lost to follow-up or died)
GFI Groningen Frailty Indicator, aCGA abbreviated Comprehensive Geriatric Assessment, VES-13 Vulnerable Elders Survey

ISSN: 1471-2318