Prevalence of Bacterial Vaginosis and Its Association with Risk Factors among Nonpregnant Women: A Hospital Based Study

Table 1

Scoring of bacterial morphotype on Gram-stained smear.

(a)

Lactobacilli	Score	Gardnerella, Bacteroides	Score	Curved gram negative bacilli	Score	Sum = -score
30 or >	0	0	0	0	0	0
5–30	1	<1	1	<1	1	3
1–4	2	1–4	2	1–4	2	5
<1	3	5–30	3	5–30	3	8
0	4	30 or >	4	30 or >	4	10

(b)

Interpretation of Nugent Score
If score is	And	Then report
0–3		Normal
4–6	Clue cells not present	Intermediate
4–6	Clue cells are present	Bacterial vaginosis
>7