Table 2.

Coefficient of variation (COV) among the 4 measurements (2 radiologists and 2 radiotherapists)

Patient	Radiotherapist 1	Radiotherapist 2	Radiologist 1	Radiologist 2	Average	COV
1	108.55	127.42	127.29	155.28	129.64	0.15
2	369.29	370.13	391.36	387.46	379.56	0.03
3	125.05	121.29	125.97	130.56	125.72	0.03
4	13.03	11.22	13.87	12.09	12.55	0.09
5	52.13	33.13	35.87	27.78	37.23	0.28
6	68.45	78.81	72.54	65.36	71.29	0.08
7	83.56	65.31	72.36	64.18	71.35	0.12
8	35.90	27.40	46.20	27.02	34.13	0.26
9	77.58	49.27	67.62	41.39	58.97	0.28
10	135.91	109.46	81.64	547.91	218.73	1.01
11	65.30	65.82	83.64	116.94	82.93	0.29
12	186.47	199.94	178.92	317.77	220.78	0.30
13	453.51	496.39	382.78	466.78	449.87	0.11
14	33.94	32.31	28.72	28.98	30.99	0.08
15	195.41	215.96	157.15	172.20	185.18	0.14
16	71.31	62.83	64.20	67.13	66.37	0.06
17	53.26	52.13	52.19	51.76	52.34	0.01
18	516.85	475.67	450.26	480.44	480.81	0.06
19	266.67	302.54	303.24	308.28	295.18	0.06
20	95.41	94.10	50.23	46.40	71.54	0.38
21	121.23	83.49	59.19	56.56	80.12	0.37
22	73.29	53.71	43.71	47.11	54.46	0.24
23	37.24	39.65	34.97	25.58	34.36	0.18