(b).

Outcome	Model	PB-CML (nmol/mmol lysine)				PB-CEL (nmol/mmol lysine)				PB-pentosidine (nmol/mmol lysine)
		β	95% CI		P value	β	95% CI		P value	β	95% CI		P value
LGI	1	-0.631	-0.965	-0.298	<0.001	-0.047	-0.325	0.231	0.741	-0.059	-0.303	0.185	0.637
	2	-0.704	-1.032	-0.377	<0.001	-0.028	-0.302	0.246	0.840	-0.154	-0.398	0.091	0.219
	3	-0.547	-0.888	-0.207	0.002	-0.024	-0.293	0.245	0.863	-0.089	-0.338	0.160	0.483
	4	-0.251	-0.592	0.090	0.149	-0.078	-0.335	0.180	0.553	0.120	-0.125	0.365	0.337