Table 3.

Concentrations of neurotransmitters in saliva samples.

	Healthy control (n = 12)a	AD (n = 31)a	p Value
Taurine (ng mg protein -1)	3453.71 (1248.69)	3834.07 (2409.42)	0.607
NAA (ng mg protein -1)	95.38 (60.86)	80.70 (64.73)	0.502
Myo-inositol (ng mg protein -1)	1867.83 (1451.67)	1027.38 (776.03)	0.018*
Aspartic Acid (ng mg protein -1)	124.18 (77.57)	169.38 (138.75)	0.186
Glutamic Acid (ng mg protein -1)	953.14 (392.68)	1349.75 (1072.05)	0.083
Glutamine (ng mg protein -1)	1525.73 (1518.57)	3582.30 (3544.51)	0.060
Creatine (ng mg protein -1)	255.17 (213.58)	157.47 (103.85)	0.049*
GABA (ng mg protein -1)	8.94 (4.91)	12.41 (18.30)	0.524
Acetilcholine (ng mg protein -1)	0.02 (0.03)	1.91 (3.13)	0.015*

*p < 0.05.

^aMean (standard deviation).