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Questionnaire in English and Dutch.
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3.
Most commonly used daily dosage of non-opioid pain medications.
Multimodal strategy hip surgery.
Multimodal strategy knee surgery.
Multivariate logistic regression analysis, hip surgery.
Multivariate logistic regression analysis, knee surgery.
Postoperative maximum pain (NRS) after THA by number of non-opioid medication.
Postoperative maximum pain (NRS) after TKA by number of non-opioid medication.
Baseline characteristics.
Multimodal analgesia strategies hip surgery.