Table A Cutoff values for the strata of baseline and change in WMH volumes.

		Low		Intermediate		High
Baseline WMH
Total WMH
Volume (ml)		0–1		>1–5		>5
No.		209		180		154
DWMH
Volume (ml)		0–0.5		>0.5–1.5		>1.5
No.		275		138		130
PVWMH
Volume (ml)		0–0.5		>0.5–3.5		>3.5
No.		191		196		156
Change in WMH
Total WMH
Volume (ml)		⩽0.5		>0.5–2		>2
No.		213		140		182
DWMH
Volume (ml)		⩽0.1		>0.1–0.5		>0.5
No.		222		176		137
PVWMH
Volume (ml)		⩽0.4		>0.4–1.5		>1.5
No.		230		127		178