Table 2.

Concentrations of salivary metanephrines in healthy participants (n = 118).

	MN (nmol/L)	P value	NMN (nmol/L)	P value
Posture
Supine	0.09 (0.07–0.14)	0.312	0.49 (0.34–0.71)	<0.001
Seated	0.09 (0.07–0.13)		0.62 (0.46–0.86)
Age
<40 y	0.09 (0.06–0.15)	0.092	0.42 (0.32–0.59)	<0.001
>40 y	0.10 (0.08–0.15)		0.63 (0.48–0.95)
Sex
Male	0.10 (0.07–0.17)	0.060	0.55 (0.40–0.82)	0.071
Female	0.09 (0.07–0.12)		0.47 (0.33–0.67)

Data presented as median and interquartile ranges.