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Table 1 Outcome measures

From: Improving the care for people with acute low-back pain by allied health professionals (the ALIGN trial): A cluster randomised trial protocol

Outcome

(outcome category)

Data collection method

Outcome assessment period

Source

Level data collected at

Inference intended at the practitioner level

X-ray referral

(practitioner behaviour) 1

Checklist completed by practitioner

3 to 4 months post-symposium

Practitioner

Patient

Advice to stay active

(practitioner behaviour)

Checklist completed by practitioner

3 to 4 months post-symposium

Practitioner

Patient

Imaging referral excluding x-ray

(practitioner behaviour)

Checklist completed by practitioner

3 to 4 months post-symposium

Practitioner

Patient

Advised bed rest

(practitioner behaviour)

Checklist completed by practitioner

3 to 4 months post-symposium

Practitioner

Patient

X-ray referral (file audit)

(practitioner behaviour)

Clinical file audit

0 to 7 months post-symposium

Practitioner case notes

Patient

Imaging referral excluding x-ray (file audit)

(practitioner behaviour)

Clinical file audit

0 to 7 months post-symposium

Practitioner case notes

Patient

Intention to adhere to CPG recommendations:

Questionnaire

Baseline, 4 months post-symposium

Practitioner

Practitioner

   X-ray referral

 

   Imaging referral excluding x-ray

 

   Advice to stay active

 

   Bed rest advice

 

(predictor practitioner behaviour)

 

Behavioural constructs2 (e.g., knowledge, beliefs about capabilities)

(predictor practitioner behaviour)

Questionnaire

Baseline, 4 months post-symposium

Practitioner

Practitioner

Inference intended at the patient level

LBP specific disability1

(health outcome)

Questionnaire

3 months post-onset acute LBP episode

Patient

Patient

Pain severity

(health outcome)

Questionnaire

3 months post-onset acute LBP episode

Patient

Patient

X-ray occurred

(health behaviour)

Questionnaire

3 months post-onset acute LBP episode

Patient

Patient

Fear-avoidance beliefs

(predictor health behaviour)

Questionnaire

3 months post-onset acute LBP episode

Patient

Patient

Health-related Quality of Life

(health outcome)

Questionnaire

3 months post-onset acute LBP episode

Patient

Patient

Health Service Utilisation and Productivity Gains/Losses

Questionnaire

3 months post-onset acute LBP episode

Patient

Patient

  1. Table adapted from McKenzie et al. [33]. See Additional File 2 - 'ALIGN outcome definitions' for details of outcome definitions.
  2. 1Primary outcome. 2Table 2 provides details of the behavioural construct domains.