Table I.

Missing data patterns from BHS-3 by variable and by time of visit.

Variable pattern			Number with variable pattern, by time
RY	$R_{\text{IL}-6}^X$	$R_{\text{Fat}}^X$	2 months	6 months	12 months
1	1	1	67	79	68
1	1	0	6	6	5
1	0	1	23	18	16
0	1	1	21	14	8
0	0	1	10	5	8
0	1	0	1	2	0
1	0	0	17	10	23
0	0	0	53	56	50
D	D	D	7	15	27

Time pattern			Number with time pattern, by variable
R2months	R6months	R12months	Y	XIL-6	XFat
1	1	1	66	51	79
1	1	0	20	19	18
1	0	1	10	3	4
0	1	1	17	20	13
0	0	1	18	8	4
0	1	0	5	8	2
1	0	0	8	15	11
0	0	0	34	54	47
1	1	D	4	2	4
1	0	D	4	2	2
0	1	D	1	1	0
0	0	D	3	7	6
1	D	D	1	3	3
0	D	D	7	5	5
D	D	D	7	7	7

Y = Walking dependence; X_IL-6 = Interleukin 6; X_Fat = Body fat percentage; 1= Observed; 0= Missing; D= Death.