Table 6. Percent change required (Tcrit%) for 95% confidence of a real difference when using a within assessor protocol with five digitisations on each testing occasion.

	COM	Mass	Length	IAP	IML	IPD
Head	1.11	2.38	1.23	4.59	4.84	4.93
Neck	4.67	16.05	7.05	20.82	38.72	31.62
H+N	1.95	3.00	2.47	4.38	5.69	4.93
Thorax	0.94	2.34	1.55	4.02	4.28	3.76
Abdomen	0.89	1.76	1.04	3.21	3.31	3.23
T+A	1.13	1.28	1.02	1.89	1.94	3.50
L Arm	4.28	5.45	2.37	9.22	9.25	10.68
R Arm	4.68	5.20	2.13	9.11	9.07	10.35
L F/Arm	2.05	6.78	4.43	10.92	11.02	10.57
R F/Arm	1.79	4.44	2.12	7.62	7.62	8.59
L Hand	5.07	10.93	6.23	15.15	15.73	15.80
R Hand	4.24	7.88	3.04	11.26	11.81	14.05
L Thigh	4.29	2.70	2.66	5.70	5.75	6.00
R Thigh	4.43	2.32	2.32	4.53	4.48	4.51
L Shank	1.59	4.22	1.58	7.64	7.77	8.85
R Shank	1.63	4.00	1.50	7.64	6.86	8.22
L Foot	6.32	9.91	3.15	15.73	16.25	16.98
R Foot	5.68	9.79	3.64	15.81	16.35	16.66