[Table/Fig-4]:

Periodontal status among alcohol dependents and non alcoholic subjects. Mann-whitney U test used.

Severity of perio- dontitis		Alcoholic dependents		Non alcoholic subjects		Mann-whitney u test
		Mean (SD)	Median (Q1-Q3)	Mean (SD)	Median (Q1-Q3)	U statistic	p-value
CPI	Healthy	0(0)	0(0-0)	0.03 (0.16)	0(0-0)	2810.50	0.15(NS)
	Bleeding	0.83 (0.80)	1(0-1)	1.43 (1.00)	1(1-2)	1858.00	<0.001*
	Calculus	2.81 (1.28)	3(2-4)	3.15 (1.00)	3(2-4)	2464.00	0.10(NS)
	Pocket 4-5 mm	1.99 (1.07)	2(1-3)	1.27 (0.90)	1(1-2)	1777.50	<0.001*
	Pocket 6 mm or more	0.32 (0.61)	0(0-0.5)	0.12 (0.32)	0(0-0)	2494.50	0.032*
	Not recorded	0(0)	0(0-0)	0(0)	0(0-0)	2887.50	1.00(NS)
	Excluded sextant	0.05 (0.27)	0(0-0)	0(0)	0(0-0)	2775.00	0.08(NS)
LOA	0-3 mm	4.99 (1.40)	6(4-6)	5.57 (0.91)	6(6-6)	2206.00	0.003*
	4-5 mm	0.74 (1.04)	0(0-1)	0.40 (0.83)	0(0-0)	2328.00	0.014*
	6-8 mm	0.22 (0.57)	0(0-0)	0.03 (0.16)	0(0-0)	2475.00	0.003*
	9-11 mm	0(0)	0(0-0)	0(0)	0(0-0)	2887.50	1.00(NS)
	12 mm or more	0(0)	0(0-0)	0(0)	0(0-0)	2887.50	1.00(NS)
	Not recorded	0(0)	0(0-0)	0(0)	0(0-0)	2887.50	1.00(NS)
	Excluded sextant	0.05 (0.27)	0(0-0)	0(0)	0(0-0)	2775.00	0.08(NS)

^*p<0.05 statistically significant

p>0.05 non-significant