Table 1.

Kleinknecht's score of physiologic responses during dental treatment.

Response	Medical n = 779		Dental n = 347		P value
	Mean (SD)	Med (IOR)	Mean (SD)	Med (IQR)
My muscles become tense	1.88 (0.89)	2.0 (1)	1.99 (0.88)	2.0 (1)	0.027
My breathing rate increases	1.85 (0.90)	2.0 (1)	1.72 (0.85)	1.0 (1)	0.030
I perspire	1.53 (0.81)	1.0 (1)	1.50 (0.77)	1.0 (1)	0.616
I feel nauseated and sick to my stomach	1.48 (0.79)	1.0 (1)	1.27 (0.60)	1.0 (0)	0.000
My heart beats faster	2.07 (0.99)	2.0 (2)	1.83 (0.86)	2.0 (1)	0.000