Table 1.

Study design used in Farewell and Herzberg.⁵

		Patients
		Expressive								Unexpressive
		P 1		P 2		….		P 4		P 5		….		P 8
Raters		a	p	a	p			a	p	a	p			a	p
Trained	R 1
	R 2
	↓
	R 37
No training	R 38
	R 39
	↓
	R 74

a: active movement; p: passive movement.