Table 1.

Descriptive summary of participants in the current study, stratified by change in frailty

	Total
	(N = 1446)
Age	63 (10.3)
Sex
F	732 (50.6%)
M	714 (49.4%)
Education
Post-secondary	1224 (84.6%)
Secondary	141 (9.8%)
< Secondary	81 (5.6%)
Income
> 100 K	478 (33.1%)
50–100 K	445 (30.8%)
20–50 K	352 (24.3%)
< 20 K	93 (6.4%)
Missing	78 (5.4%)
Smoking status
Never	653 (45.2%)
Former	631 (43.6%)
Current	161 (11.1%)
Missing	1 (0.1%)
Fruit/veg. consumption
4+	783 (54.1%)
2–3	436 (30.2%)
< 2	139 (9.6%)
Missing	88 (6.1%)
Physical activity score	139 (74.5)
Missing	93 (6.4%)
Frailty index (baseline)	0.141 (0.0749)
Missing	3 (0.2%)
Frailty index (3-year)	0.142 (0.0766)
Missing*	179 (12.4%)

Continuous data presented as the average (standard deviation) and categorical data as the count (frequency). * includes participants that did not provide any data at follow-up (n = 126), and those in which greater that 10% of frailty index items were missing (n = 53)