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Table 1 Comparison of oral parameters in subjects with and without the perception of oral dryness

From: Protease inhibitor concentrations in the saliva of individuals experiencing oral dryness

 

Control group (n = 21)

Oral dryness group (n = 9)

Age

45.8 ± 6.6

45.1 ± 5.9

Saliva flow rate (g/min)

0.29 ± 0.09

0.25 ± 0.08

Salivary protein concentration (mg/mL)

0.74 ± 0.46

0.62 ± 0.30

Salivary bacterial counts (logCFU/mL)

6.19 ± 0.48

6.30 ± 0.39

Oral rinsing solution turbidity (OD660)

0.25 ± 0.13

0.33 ± 0.10

Mucosal detachment (mg)

7.7 ± 2.5

9.5 ± 2.7

DMFT

12.0 ± 6.6

12.4 ± 6.5

GI

0.93 ± 0.15

1.06 ± 0.10*

BOP

0.08 ± 0.08

0.16 ± 0.10*

PD (mm)

2.50 ± 0.18

2.66 ± 0.28

OHI

1.78 ± 0.91

2.11 ± 0.77

WTCI

1.95 ± 2.29

3.44 ± 2.46

VSC (ppb)

229 ± 144

228 ± 106

  1. Values are shown as the mean ± SD. Mann–Whitney U test, vs control; *p < 0.05
  2. BOP bleeding on probing; CFU colony forming units; DMFT decayed, missing, and filled teeth; GI gingival index; OD optical density; OHI oral hygiene index; PD probing depth; VSC volatile sulfur compounds; WTCI Winkel tongue coating index