Table 1

 Baseline data of the 15 patients (19 tendons) with jumper’s knee

Body characteristicsConcentric training, n = 9Eccentric training, n = 10
Mean±SD. Ranges are shown in parentheses.
Age, years24.1±6.4 (17–32)25.7±9.9 (17–42)
Height, cm180.5±4.6 (176–186)176.6±6.6 (165–182)
Weight, kg79.5±5.3 (71–86)74.8±7.8 (65–84)
Duration of19.6±20.3 (8–72)15.4±6 (10–24)
symptoms, months
Type of activity, n
    Running25
    Soccer32
    Basketball3
    Floorball3
    Team handball1
Previous treatment, n
    Period of rest54
    NSAID36
    Physiotherapy32