Table 1 Characteristics of patients

Number of included patients

n = 96 (120)

Age

46 ± 8 years

Gender

71.9 % male, 28.1 % female

Body Mass Index (BMI)

28.8 ± 4.7

Affected side

n = 43 left, n = 54 right

Duration of incapacity for work

11.7 ± 9.4 weeks (n = 73)