Table 1.

Descriptive statistics for C-reactive protein (CRP) levels in saliva and serum (levels below the detection limit were given the value 0.5 ng/mL; morning, n=27, and evening, n=19).

	Salivary CRP; morning [ng/ml]	Salivary CRP; evening [ng/ml]	Serum CRP [mg/L]
Range	<0.97–1674.2	<0.97–223.9	0.03–30.4
Mean (SD)	57.6 (222.75)	6.0 (24.07)	2.4 (4.68)
Median (IQR)	2.44 (0.50–10.80)	1.45 (1.05–2.72)	0.90 (0.34–2.43)
n	102	100	99

SD, standard deviation; IQR, interquartile range (25^th to 75^th percentiles).