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Table 2 Individual interventions in IG and CG

From: Preoperative exercise in patients undergoing total knee arthroplasty: a pilot randomized controlled trial

Patient-Nr.

Main problem / restriction (subj./obj.)

Prehabilitation

Total knee arthroplasty

01

• Pain while walking or standing

• None.

• Medacta GMK MyKnee, LBS Sphere, Inlay 10 mm fixed bearing medial pivot

02

• Pain during knee loading

• None.

• Zimmer Persona, Inlay 10 mm fixed bearing PS

03

• Reduced knee extension

• Pain

• PNF stretching: hamstrings, quadriceps

• Endurance: cycling ergometer

• Patient education: pain management, self-mobilization

• Medacta GMK MyKnee, Inlay 10 mm fixed bearing PS

04

• Pain during and after walking

• None.

• Medacta GMK MyKnee, Inlay 10 mm fixed bearing PS

05

• Knee varus

• Non-physiological gait pattern Reduced quadriceps innervation

• PNF stretching: quadriceps

• Endurance: cycling ergometer

• Patient education: knee mechanics and movement patterns

• Electromyostimulation training training: quadriceps

• Sensori-motor training: gait training without walking stick, balance exercises, movement pattern

• LINK Gemini SL, PorEx, Inlay 10 mm fixed bearing PS

06

• Pain

• PNF stretching: hamstrings, quadriceps

• Endurance: cycling ergometer

• Patient education: pain management, self-training

• Sensori-motor training: balance, gait

• Strength training: coordination

• Medacta GMK MyKnee Hinge, Inlay 10 mm fixed bearing Hinge

07

• Pain when walking up the stairs or more than 500 m

• None.

• Medacta GMK MyKnee, Inlay 14 mm fixed bearing PS

08

• Pain when walking down the stairs.

• None.

• Medacta GMK MyKnee, Inlay 10 mm fixed bearing PS

09

• Impaired gardening

• Pain after long walks

• None.

• Medacta GMK MyKnee, Inlay 14 mm fixed bearing PS

10

• Pain after resting for more than 15 min

• None.

• Medacta GMK MyKnee Revision, Inlay 10 mm fixed bearing SC

11

• Pain

• Reduced performance at work

• PNF stretching: hamstrings, quadriceps

• Endurance: walking on treadmill, cycling ergometer

• Patient education: pain management, self-training, movement patterns

• Electromyostimulation training: quadriceps

• Sensori-motor training: balance, gait

• Strength training: coordination, strength endurance, hypertrophy

• Zimmer Persona, Inlay 10 mm fixed bearing PS

12

• Reduced knee flexion

• Slight knee pain

• PNF stretching: quadriceps

• Endurance training: cycling ergometer, aqua jogging

• Patient education: pain management, self-training /−mobilization

• Sensori-motor training: balance, gait

• Medacta GMK MyKnee, Inlay 12 mm fixed bearing PS

13

• Reduced knee flexion and extension

• Pain

• Impaired sport performance

• PNF stretching: quadriceps and hamstrings

• Endurance training: cycling ergometer

• Patient education: intensity strength training, self-mobilization

• Sensori-motor training: gait, balance, movement pattern

• Strength training: coordination, strength endurance, hypertrophy

• Zimmer Persona, Inlay 10 mm fixed bearing PS

14

• Knee valgus

• Slight pain

• Reduced ADL performance

• PNF stretching: quadriceps, hamstrings

• Endurance training: crosstrainer

• Patient education: self-management, physiological movement pattern

• Proprioceptive training: gait, balance, ADL

• Strength training: coordination, strength endurance

• Medacta GMK MyKnee LBS Sphere, Inlay 13 mm fixed bearing medial pivot

15

• Weakness

• Reduced knee flexion and extension

• Slight pain

• PNF stretching: quadriceps, hamstrings

• Endurance training: pedal trainer

• Patient education: self-training, self-mobilization

• Strength training: coordination, strength endurance

• Medacta GMK MyKnee, Inlay 10 mm fixed bearing PS

16

• Pain in the morning and after walking down the stairs

• None.

• Zimmer Persona, Inlay 10 mm fixed bearing PS

17

• Stiffness

• Pain after walking

• None.

• Medacta GMK MyKnee LBS Sphere, Inlay 13 mm fixed bearing medial pivot

18

• Pain when knee is loaded.

• None.

• Zimmer Persona, Inlay 11 mm fixed bearing PS

19

• Knee varus, reduced knee flexion, impaired sport performance

• PNF stretching: quadriceps, hamstrings

• Endurance training: cycling ergometer

• Patient education: self-training /−mobilization, movement patterns, training intensity

• Sensori-motor training: gait, balance

• Strength training: coordination, strength endurance, hypertrophy

• Medacta GMK MyKnee LBS Sphere, Inlay 10 mm fixed bearing medial pivot

20

• Impaired 18-hole golf performance due to pain

• PNF stretching: quadriceps, hamstrings

• Endurance training: cycling ergometer, treadmill walking

• Patient education: self-training/−mobilization, movement patterns, training intensity

• Sensori-motor training: gait, balance

• Strength training: coordination, strength endurance

• Medacta GMK MyKnee Revision, Inlay 10 mm fixed bearing semiconstrained

  1. Intensity strength training: coordination = 10–20% of 1 RM underloaded and not performed to momentary muscle failure; strength endurance = 30–50% of 1 RM performed to momentary muscle failure; hypertrophy = 50–80% of 1 RM performed to momentary muscle failure