Table 2.

Intraosseous ganglia distribution and size.

BONE	# IOG Asymptomatic	# IOG Symptomatic
lunate	7	13
capitate	8	6
scaphoid	2	4
trapezoid	3	2
triquetrum	2	2
trapezium	1	2
hamate	2	2
distal radius	0	1
1st metacarpal base	1	0
Right wrist	11	14
Left wrist	14	18
Total	25	32
Mean max. dim. (mm)	1.9 ± 1.1	3.0 ± 3.2
Mean max. area (mm2)	6.1 ± 3.2	11.2 ± 11.1
Median max. area (mm2)	5	7.5*
Number of wrists	4 Right, 7 Left	9 Right, 9 Left

*p < .05