Necrotizing Periodontal Diseases in a Semirural District of South Africa

Table 1

Demographic data of the study population.

	HIV positive	HIV negative	Unknown	Total
Gender
Males	16 (19%)	8 (10%)	21 (25%)	45 (54%)
Females	27 (32%)	3 (4%)	9 (11%)	39 (46%)
Total	43 (51%)	11 (14%)	30 (36%)	84 (100%)
Smokers	0	2	7	9
Age
Mean	31	26	30	30
Standard deviation	5.848	5.899	5.3	5.859