Table 1

 Age, menstrual history, height, weight, anthropometric data, body composition data, and strength data of female basketball players with unilateral or bilateral patellar tendinopathy and controls

UnilateralBilateralControl
Values are mean (SD).
OCP, Oral contraceptive pill.
Number8724
Age (years)20 (2)21 (3)21 (3)
Age of menarche (years)14 (1)14 (2)14 (1)
Number of cycles (last 12 months)12 (0.5)12 (0.5)12 (1.5)
OCP (consecutive months)13 (25)17 (26)29 (36)
Height (cm)178 (10)178 (9)176 (7)
Weight (kg)73 (13)74 (13)74 (9)
Anthropometry
    Sitting height (cm)91 (5)91 (2)92 (3)
    Waist girth (cm)75 (7)74 (6)75 (6)
    Hip girth (cm)99 (7)102 (9)102 (5)
    Waist:hip ratio0.76 (0.03)0.73 (0.02)0.74 (0.03)
    Right femur (cm)45 (4)47 (5)45 (3)
    Left femur (cm)45 (4)47 (5)44 (3)
    Right tibia (cm)41 (3)40 (4)39 (2)
    Left tibia (cm)41 (3)40 (4)39 (2)
    Sit and reach (cm)6 (13)9 (14)4 (8)
Body composition
    Lean (kg)
        Legs18.3 (1.8)17.1 (2.3)17.8 (1.8)
        Trunk23.0 (2.3)22.6 (1.9)23.2 (2.7)
        Total49.9 (4.6)48.0 (4.9)49.1 (5.1)
    Fat (kg)
        Legs8.5 (4.2)10.1 (3.8)9.4 (2.7)
        Trunk8.8 (4.4)9.2 (3.2)9.0 (2.8)
        Total19.6 (9.4)21.6 (7.1)20.6 (6.0)
Strength
    Concentric (J)
        Right153 (30)138 (24)143 (25)
        Left150 (35)140 (20)144 (21)
    Eccentric (J)
        Right−213 (51)−201 (69)−234 (46)
        Left−224 (71)−230 (56)−233 (48)
    Vertical jump (cm)
        Two legged48 (6)47 (4)46 (4)
        Right leg38 (5)34 (3)35 (3)
        Left leg37 (5)35 (4)35 (4)