Table 1.

Patient demographics and clinical characteristics. There were no significant differences in other parameters. Values are presented as mean ± standard deviation or number of cases.

Variables	IA group (n = 23)	IBPB group (n = 43)	p value
Male/Female	9/14	20/23	0.611
Age (years)	61.6 ± 10.1	63.6 ± 9.3	0.209
BMI (kg/m2)	23.8 ± 4.6	24.4 ± 3.1	0.280
Size of rotator cuff tear
small	4	13	0.562
medium	14	25	0.913
large	4	5	0.714
massive	1	0	0.358
Procedure of LHB
tenotomy	11	20	0.951
tenodesis	1	3	0.687
nothing	11	20	0.951
Pre-operative VAS
at rest	1.8 ± 1.5	1.2 ± 1.4	0.116
during activity	5.0 ± 2.1	5.3 ± 2.1	0.339
at night	4.9 ± 2.2	5.1 ± 2.6	0.343

BMI: Body Mass Index.

LHB: Long Head of Biceps.

VAS: Visual Analog Scale.