Table 2.

Baseline Mean (SD) or N (%) Demographic Data by Morphine Dose

	20 mg (n=13)	30 mg (n=4)	P-value (Difference)
Age in years (mean)	80.2 (6.5)	71.5 (8.2)	0.04
Male sex	5 (38.5)	3 (75.0)	0.29
Performance status (AKPS)			1.0
50	2	1
60	6	2
70	4	1
80	1	0
COPD	7 (53.9)	2 (50.0)	1.0

AKPS, Australian–modified Karnofsky Performance Status scale; COPD, Chronic Obstructive Pulmonary Disease.