Table 2.

Number of patients having pain-related interference to different activities

Activities	None		Mild		Moderate		Severe		P
	I n (%)	C n (%)	I n (%)	C n (%)	I n (%)	C n (%)	I n (%)	C n (%)
Activities in bed	1 (1.8)	1 (1.8)	25 (45.5)	1 (1.8)	25 (45.5)	17 (30.9)	4 (7.3)	36 (65.5)	0.001
Activities out of bed	2 (3.6)	1 (1.8)	20 (36.4)	1 (1.8)	13 (23.6)	8 (14.5)	20 (36.4)	45 (81.8)	0.001
Staying sleep	1 (1.8)	1 (1.8)	36 (65.5)	24 (43.6)	15 (27.3)	10 (18.2)	3 (5.5)	20 (36.4)	0.002
Falling asleep	9 (16.4)	1 (1.8)	27 (49.1)	34 (61.8)	12 (21.8)	4 (7.3)	7 (12.7)	16 (29.1)	0.003

n– number of patients; I– Index group; C– Control group; % - percentage of patients