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Table 1 Content of baseline postal Health Survey questionnaire

From: The clinical assessment study of the foot (CASF): study protocol for a prospective observational study of foot pain and foot osteoarthritis in the general population

Concept

Measurement method

Detail

Section A: General health

Perceived general health

MOS SF12 [33]

Physical and mental component summary scores

Physical function

MOS SF36 [32]

Physical functioning sub-scale

Anxiety and depression

Hospital anxiety and depression scale [34]

Anxiety and depression sub-scales

Participation

Keele Assessment of Participation (KAP) [35, 73]

5-items assessing person-perceived, performance-based participation

Support

Emotional support: single question

Yes, no, no need

 

Physical support: single question

Yes, no, no need

Life-style

Smoking status

Current, previous, never

Anthropometric characteristics

Self-reported height

 
 

Self-reported weight

 

Footwear

Toe-box breadth line drawings (Additional File 1: Appendix 1)

Type most frequently worn by decade

 

Heel height line drawings (females only) (Additional File 1: Appendix 1)

Type most frequently worn by decade

Physical activity

Short-Form International Physical Activity Questionnaire (IPAQ) [36]

Frequency and duration of 4 activities performed during previous 7 days

Section B: Specific health problems

Hallux valgus

Self-completed line drawings [37]

5 line-drawings for each foot depicting increasing severity of hallux valgus

Co-morbidities

Falls, fractures, chest problems, heart problems, deafness, problem with eyesight, raised blood pressure, diabetes, stroke, cancer, liver disease, kidney disease, poor circulation, rheumatoid arthritis

Yes, for any that apply

Intermittent claudication

Edinburgh Claudication Questionnaire [38]

Pain or discomfort in legs when walking, pain characteristics, pain location (leg manikin)

Bodily pain

Self-completed body manikin

In the past 4 weeks, have you had pain that has lasted for one day or longer in any part of your body? If yes, shade pain location on manikin

 

Site-specific questions

Have you had any problems with your hands or pain in your hands/hips/knees/feet in the last year?

Section C: Foot pain

Foot pain characteristics

Side of pain

Both, right, left

 

Duration in past 12 months

< 7 days, 1-4 weeks, 1-3 months, 3+ months

 

Foot injury: Have you ever injured your foot badly enough to see a doctor about it?

No, right foot only, left foot only, both feet

 

Foot pain, aching, stiffness in last month [39]

No days, few days, some days, most days, all days

 

Location: self-completed foot manikin [14]

In the past month, have you had any ache or pain that has lasted for one day or longer in your feet? If yes, shade pain location on foot manikin

 

Foot pain intensity in last month [40]

0-10 NRS with verbal anchors (no pain, pain as bad as can be)

Complaint-specific functioning

Manchester Foot Pain and Disability Index [41]

19-items across four constructs: pain, function, appearance, work/leisure

Coping strategies for foot pain

Foot-related fatigue: single item

Single-item coping strategies questionnaire [42]

None of the time, on some days, on most/every day(s)

0-6 NRS with verbal anchors (never do that, always do that)

Healthcare use

Medication use in last month

For foot pain, for other pain

 

Consultation in last 12 months for foot pain

General practitioner, physiotherapist, podiatrist, chiropodist (NHS and private)

Section D: Demographic/socioeconomic characteristics

Demographic characteristics

Date of birth

Gender

 
 

Marital status

Married, separated, divorced, widowed, cohabiting, single

 

Living arrangements

Alone, not alone

Socioeconomic characteristics

Current employment status

Employed, not working due to ill-health, retired, unemployed/seeking work, housewife, other

 

Current/recent job title

Free text

 

Current/recent job title of spouse

Free text

 

Adequacy of income [43]

Find it a strain to get by from week to week, have to be careful with money, able to manage without much difficulty, quite comfortably off

 

Higher education

Yes/no (If yes, age finished full-time education)

 

Ethnicity

White UK/European, Afro Caribbean, Chinese, Asian, African, Other

Section E: Work

 

Work status

Working full-time, part time, or off work due to ill-health

 

Work performance

0-10 NRS with verbal anchors (worst performance, best performance)

 

Work limitation due to a health problem or physical limitation

Not affected, changed the way I do the job, reduced the number of hours, currently off work

 

Job lock

Would like to leave work but can't due to financial needs

  1. MOS SF 12 = Medical Outcomes Study Short Form 12; MOS SF 36 = Medical Outcomes Study Short Form 36; NRS = numerical rating scale