International Journal of Dentistry / 2009 / Article / Tab 3

Research Article

Determination of Cortisol and Dehydroepiandrosterone Levels in Saliva for Screening of Periodontitis in Older Japanese Adults

Table 3

Median values for salivary cortisol and dehydroepiandrosterone in presence or absence of extensive periodontitis in subjects who never smoked, divided by PD and CAL.

Categories divided by PD*
NoneLowHigh value

Number594113
Cortisol (ng/mL)
 Median1.68 2.323.10 .002
  (25th, 75th percentile)(1.29, 2.40) (1.58, 3.31)(2.08, 3.62)

DHEA (pg/mL)
 Median 47.22 68.99119.01 .001
  (25th, 75th percentile) (28.50, 70.29) (37.49, 97.93)(79.67, 137.93)

Salivary flow rate (mL/min)
 Median 0.900.970.90.578
  (25th, 75th percentile) (0.67, 1.13)(0.67, 1.33)(0.60, 1.52)

Categories divided by CAL*
NoneLowHigh value

Number673214
Cortisol (ng/mL)
 Median1.64 2.492.98 .001
  (25th, 75th percentile)(1.29, 2.39) (1.75, 3.10)(1.84, 3.67)

DHEA (pg/mL)
 Median 54.28 66.60104.44 .003
  (25th, 75th percentile) (28.50, 76.69) (41.57, 111.30)(68.62, 122.41)

Salivary flow rate (mL/min)
 Median 0.931.080.75.092
  (25th, 75th percentile) (0.67, 1.17)(0.73, 1.38)(0.31, 1.06)

*Defined by the number of teeth (no teeth, less than 3 teeth, 3 or more teeth) with PD    mm or CAL    mm. DHEA: dehydroepiandrosterone. PD: probing depth (mm). CAL: clinical attachment loss (mm). Kruskal-Wallis test.

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