Necrotizing Periodontal Diseases in a Semirural District of South Africa

Table 3

(a) The number of times specific sextants were affected with NG/NP in HIV-seropositive and -seronegative patients.

Sextant	Upper right posterior	Upper anterior	Upper left posterior
	14	18	18
	22	36	22
Sextant	Lower right posterior	Lower anterior	Lower left posterior

(b) The number of times specific sextants were affected with NG/NP in HIV-seropositive patients.

Sextant	Upper right posterior	Upper anterior	Upper left posterior
	10	15	16
	21	30	20
Sextant	Lower right posterior	Lower anterior	Lower left posterior

(c) The number of times specific sextants were affected with NG/NP in HIV-seronegative patients.

Sextant	Upper right posterior	Upper anterior	Upper left posterior
	4	3	2
	1	6	2
Sextant	Lower right posterior	Lower anterior	Lower left posterior