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. Author manuscript; available in PMC: 2020 May 18.
Published in final edited form as: Am J Obstet Gynecol. 2019 Jan 29;220(5):476.e1–476.e11. doi: 10.1016/j.ajog.2019.01.229

Table 2.

Nugent Score and Prevalence of BV by BMI Category

All Participants by BMI Category (kg/m2)
Participants Underweight
< 18.5
Lean
18.5–24.9
Overweight
25–29.9
Class I Obese
30–34.9
Class II/III Obese
≥ 35
Nugent score - BV status N=5918 N=174 N=2,312 N=1,540 N=934 N=958 p-value*
Nugent score
 0–3 2639 (44.6) 78 (44.8) 1170 (50.6) 657 (42.7) 370 (39.6) 364 (38.0) <0.001
 4–6 1618 (27.3) 48 (27.6) 649 (28.1) 415 (27.0) 247 (26.5) 259 (27.0)
 7–10 1661 (28.1) 48 (27.6) 493 (21.3) 468 (30.4) 317 (33.9) 335 (35.0)
Bacterial vaginosis
 No 4257 (71.9) 126 (72.4) 1819 (78.7) 1072 (69.6) 617 (66.1) 623 (65.0) <0.001
 Yes 1661 (28.1) 48 (27.6) 493 (21.3) 468 (30.4) 317 (33.9) 335 (35.0)
Symptomatic BV
 No 1376 (82.8) 41 (85.4) 406 (82.4) 379 (81.0) 261 (82.3) 289 (86.3) 0.371
 Yes 285 (17.2) 7 (14.6) 87 (17.7) 89 (19.0) 56 (17.7) 46 (13.7)

All variables are reported as N (%). BV – bacterial vaginosis; BMI – body mass index

*

p-values were determined using chi-square test for categorical variables. p-values represent the distribution of a given categorical variable for All Participants and within a specific BMI category, as shown.