Sensory nerve action potentials and sensory perception in women with arthritis of the hand

Table 1 Mean values and SDs for the demographic characteristics for the women in the healthy, hand OA and hand RA groups and frequency (locations) of nodes and swelling in the digits of the hands in the OA and RA groups

Characteristics	Healthy group (n = 9)	Hand OA group (n = 11)	Hand RA group (n = 7)
Age (yr)	56.67 ± 5.50	57.00 ± 5.33	60.43 ± 5.00
Height (cm)	164.98 ± 6.40	162.89 ± 5.02	165.09 ± 4.63
Weight (kg)	65.33 ± 8.72	73.66 ± 14.24	75.58 ± 14.90
Clinical exam		n(location)	n(location)
Nodes
Digit I			1(MCP)
Digit II		3(DIP)	3(DIP); 1(PIP)
Digit III		2(DIP)	2(DIP); 1(PIP)
Digit IV		1(DIP)	1(DIP); 1(PIP)
Digit V			2(DIP);1(PIP);1(MCP)
Swelling
Digit I			2(MCP)
Digit II			4(MCP)
Digit III			1(MCP)
Digit IV
Digit V

OA osteoarthritis; RA rheumatoid arthritis; MCP metacarpophalangeal joints; DIP distal interphalangeal joints; PIP proximal interphalangeal joints.
*Significant difference at the 0.05 level.

ISSN: 1743-0003