Table 1

Characteristics of the total material and of the study population of questionnaire responders

Total (n=9364)Questionnaire responders (n=4957)
Men (n=6236)Women (n=3128)Men (n=3124)Women (n=1833)
CTS diagnoses*Number of cases71844761
Person-years at risk60 30424 18333 37415 235
Incidence rate per 10 000 person-years11.7734.7414.0840.04
CTS surgery*Number of cases42553041
Person-years at risk77 06328 06043 50317 990
Incidence rate per 10 000 person-years5.4519.66.8822.78
AgeMean (SD)45.5 (16.1)33.4 (11.1)49.6 (14.8)35.2 (11.4)
Working proportionMean (SD)0.76 (0.36)0.74 (0.34)0.77 (0.36)0.77 (0.32)
SeniorityMean (SD)27.1 (14.3)13.8 (10.4)
Body mass indexMean (SD)26.4 (4.2)25.0 (4.8)
Fractures near the wristN (%)390 (12.5)184 (10.0)
ComorbidityN (%)618 (19.8)184 (10.0)
  • *Retrieved from linkage with the Danish National Patient Register and qualifying as incident CTS cases in the analyses.

  • CTS, carpal tunnel syndrome.