Table 1 In- and exclusion criteria

- Age between 18–90 years;

- Indication for THA is primary or secondary symptomatic osteoarthritis

- A history of previous surgery on the ipsilateral hip;

- complaints of the contralateral hip;

- a hip prosthesis at the contralateral side;

- symptomatic osteoarthritis of the knee;

- peripheral neuropathy;

- (active) arthritis (e.g. rheumatic disease);

- a history of CVA;

- COPD GOLD III or IV

- NYHA class III or IV

- cognitive impairments.

- not able to fill in questionnaires in the Dutch language