Table 2

 Baseline characteristics of the 105 patients whose radiographs were selected for the study

Baseline characteristicsMean (SD) or %
DIP, distal interphalangeal; FIHOA, Functional Index for Hand Osteoarthritis; NU, 0–100 normalised units (The FIHOA score ranges usually from 0 to 30. It was normalised to range from 0 to 100.); PIP, proximal interphalangeal; TMC, trapezio-metacarpal; VAS, visual analogue scale.
*The FIHOA score values have been normalised by 100.
Age, years60.9 (6.4)
Gender (% female)93
Height160.5 (6.1)
Weight65.0 (12.2)
FIHOA, NU (ranges 0–100)36.0 (13.7)*
Global pain on VAS, mm (ranges 0–100)55.7 (15.7)
Handedness (right/left) (%)83/17
Most painful joint at enrolment TMC (%)42.6