Volume (average # of drinks/month) (Level 1)	Heavy drinking Threshold Measure (Level 2)	Heavy drinking Threshold Measure (Level 3)	N	Alcohol-related injury last year (%)	Average volume (# drinks/month)
≤15 per month***	Never 5+	-	4258	0.2	4
	5+ once last year	-	269	2.9	6
	5+ > once last year	-	587	0.6	8
(15 – 60]a per month***	5+ ≤ once last year	-	1294	0.8	31
	5+ > once last year	-	1013	3.7	35
(60–70] a per month	-	-	235	0.6	65
(70–180] a per month	-	-	758	3.0	107
>180 per month	-	-	275	9.7	350

^a(a–b] means the volume >a, but ≤ b

^†p<0.10,

^*p<0.05,

^**p<0.01,

^***p<0.001