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Table 2 Full mouth examination data.

From: Periodontal disease and spontaneous preterm birth: a case control study

 

Preterm Cases n = 50

Undelivered Controls n = 51

Postpartum term Controls n = 50

p value

Probing depth (mm)

2.11 +/- .33

2.17 +/- .26

2.14 +/- .21

.68†

Attachment loss (mm)

.86 +/-.32

.89 +/-.26

.87 +/- .18

.93†

Attachment loss ≥ 3 mm (mean %)

3.2 +/- .06

2.5 +/- .04

1.9 +/- .02

.33§

Extent Severity Score (3,5) *

9 (18%)

10 (20%)

4 (8%)

.22§

Debris Score

3.6 +/- 2.6

3.0 +/- 2.1

2.9 +/- 1.7

.42†

Calculus Score

4.5 +/- 3.6

5.1 +/- 3.7

3.9 +/- 2.8

.19†

Bleeding Index (% sites with bleeding)

24 +/- 15

24 +/- 15

20 +/- 11

.41†

  1. Value expressed as mean +/- SD or number (percentage)
  2. * Extent Severity Score (3,5) indicates subjects with = 3 mm of attachment loss at 5% or more of sites probed. † ANOVA §Fisher's exact.