Skip to main content

Table 3 Characteristics of the study population

From: Prioritisation of patients on waiting lists for hip and knee arthroplasties and cataract surgery: Instruments validation

  Hip/knee arthroplasties Cataract surgery
Number of patients 944 1,674
Average age in years (SD) 69.3 (8.9) 72.9 (8.9)
Sex (women) (%) 72.8 58.1
Bilateral affectation (%) 18.8 56.7
Affected joints (%)   
   Hip (left/right) 27.7/30.6 -
   Knee (left/right) 66.8/68.4 -
Presence of ocular comorbidity (%)1 - 14.9
Previous arthroplasty or cataract surgery (%) 25.5 25.8
Operated joints (%)   
   Hip 28.2 -
   Knee 71.5 -
General comorbidities(%)   
   Arthrosis or rheumatism 98.3 67.4
   Asthma or chronic bronchitis 13.1 19.5
   Cancer or other malign tumour 4.0 5.5
   Diabetes 15.0 22.3
   Embolism or paralysis 5.8 6.8
   Hip or femur fracture 2.9 2.8
   Hypertension 54.2 51.5
   Heart problems 16.3 20.9
   Depression or nervous problems 31.5 24.3
   Deafness 26.1 36.1
   Circulatory disorders 46.6 41.9
   Prostate disorders2 33.5 31.7
   Womb/ovary disorders2 16.6 14.7
   Varicose veins 41.7 32.3
Occupational status (%)   
   Retired 35.7 49.2
   Housewife 50.0 41.9
   Other3 14.3 8.9
Educational level (%)   
   Unable to read and write 5.2 5.2
   Primary school or below 82.3 84.8
   Secondary school certificate, upper primary, or professional training 8.2 5.5
   Higher secondary studies or university degree 4.3 4.4
  1. 1 Ocular comorbidities: ambliopy, senile macular degeneration, diabetic retinopathy, glaucoma, previous retinal detachment.
  2. 2 Prostate disorders divided by the number of men, and womb/ovary disorders divided by the number of women.
  3. 3 Other: working, without occupation, unemployed, studying.