| Demographic information |
| Nature of pain (location, frequency, disease duration) |
Perceptions of patient help-seeking | Medical help-seeking (ever, time from symptom onset to help-seeking, most recent consultation) |
Diagnosis | Diagnosis |
Provision of written information about condition and treatment | Sources of information about condition and treatment |
Non-pharmacological management | Non-pharmacological management |
Pharmacological management (prescription and OTC) | Pharmacological management (prescription and OTC) |
Expectations of treatment efficacy (prescription drug) | Treatment efficacy (prescription and OTC) |
Pattern of recommended drug taking | Pattern of drug taking (dose and frequency) |
Estimates of patient adherence | Treatment adherence |
Side effects (frequency, concern, information given to patients, management of side effects) | Side effects (experience, awareness, concern) |
Perception and management of risk | Perception of personal risk |
Attitudes towards NSAIDs | Attitudes towards NSAIDs |
Expectations of treatment and outcome | Expectations of treatment and outcome |
Disease impact on ability to work | Disease impact: SF-12 |