Appraisal of Periodontal Condition amongst Leather Manufacturing Plant Workers in Central India: A Prevalence Survey

Table 3

Distribution of the mean number of sextant affected by periodontal disease according to age group, gender, and plant.

		Healthy 0	Bleeding 1	Calculus 2	Shallow pocket 3	Deep pocket 4
		Mean ± SD	Mean ± SD	Mean ± SD	Mean ± SD	Mean ± SD
Age groups (year)	20–35	1.82 ± 0.69	0.88 ± 1.42	1.25 ± 1.51	1.33 ± 1.54	0.43 ± 1.32
	36–50	0.37 ± 0.78	1.86 ± 1.33	1.68 ± 1.655	1.55 ± 1.43	0.73 ± 1.59
	>50	0.12 ± 0.48	2.29 ± 1.76	2.05 ± 2.11	1.89 ± 1.80	2.37 ± 2.33
	Kruskal-Wallis test	9.48	7.81	13.27	16.26	18.46
	value	0.15	0.32	0.01	0.001 (HS)	0.001 (HS)
Plant	Tanning	0.91 ± 072	1.1 ± 1.63	1.2 ± 1.70	1.2 ± 1.59	1.34 ± 2.06
	Footwear	1.3 ± 0.37	2.1 ± 1.48	1.3 ± 2.40	1.6 ± 1.61	1.2 ± 0.824
	Mann–Whitney U test	211.19	51.34	317.16	15.17	269.52
	value	0.001 (HS)	0.32	0.001 (HS)	0.42	0.001 (HS)
Gender	Male	0.8 ± 0.79	1.4 ± 1.62	1.2 ± 1.50	1.3 ± 1.56	1.6 ± 2.07
	Female	1.5 ± 0.29	1.8 ± 1.57	1.7 ± 2.38	1..5 ± 1.63	0.9 ± 1.411
	Mann–Whitney U test	157.91	0.49	189.53	12.47	323.19
	value	0.001 (HS)	0.27	0.001 (HS)	0.48	0.001 (HS)