Table 3.

Salivary RNA metrics, by chronic exposure to severe life events and difficulties.

Stress	NanoDrop ND-1000 metrics				Agilent 1200 Bioanalyzer metrics
	Yieldb	Conc.c	260/280d	260/230e	RINf	AUCg	Conc.h	28S/18Si
High
Mean	4.59	191.16	1.96	1.51	6.02	157.90	84.08	0.83
SDa	5.23	217.78	0.06	0.36	2.78	227.41	114.47	0.60
Median	2.44	101.56	1.99	1.55	7.0	53.15	34.0	1.0
Minimum	0.73	30.46	1.76	0.72	1.0	2.3	2.0	0.0
Maximum	19.69	820.23	2.02	2.03	9.6	823.1	412	2.2
Low
Mean	4.26	177.48	1.99	1.63	7.50	145.01	83.50	1.28
SD	2.39	99.65	0.05	0.46	1.96	101.67	59.75	1.08
Median	3.79	158.03	2.00	1.76	7.9	119.60	66.50	1.0
Minimum	1.07	44.42	1.80	0.16	2.1	21.4	20	0.0
Maximum	9.88	411.82	2.05	2.06	9.8	451.3	230	6.1
P	0.781	0.781	0.097	0.248	0.039	0.802	0.983	0.086

^aStandard deviation.

^bYield in μg.

^cConc. in ng/μL.

^d260/280 = 260 nm/280 nm ratio.

^e260/230 = 260 nm/230 nm ratio.

^fRNA Integrity Number.

^gArea Under the Curve.

^hConc. = ng/μL DNA concentration.

ⁱ28S/18S = 28S/18S RNA ratio.