Establishment of local diagnostic reference levels for common adult CT examinations: a multicenter survey in Addis Ababa

Table 2 Demographic distribution and characteristics of study population

CT scanner	Examination type	Age in Years				Sex			Weight in Kg
CT scanner	Examination type	Min	Max	Mean	SD	M	F	Total	Min	Max	Mean	SD
1	AP	19	70	45	13.64	12	18	30	55	77	62.23	5.19
	Chest	20	84	48.67	21.19	20	10	30	50	76	60.4	6.54
	Head	22	68	40.9	13.14	17	13	30
2	AP	23	83	49.53	16.83	14	16	30	45	79	64.53	8.63
	Chest	19	83	53.63	19.89	13	17	30	48	80	64.67	8.77
	Head	19	80	47.43	15.91	12	18	30
3	AP	22	74	42.53	15.19	16	14	30	42	78	56.07	8.78
	Chest	22	75	41.73	16.22	22	8	30	45	77	63.83	5.62
	Head	24	68	40.9	13.14	20	10	30
4	AP	24	85	52.37	14.79	14	16	30	52	79	63.4	7.19
	Chest	27	80	54.3	15.94	16	14	30	40	78	56.07	9.7
	Head	19	81	46.47	19.95	22	10	32
5	AP	19	85	45.67	16.76	13	17	30	40	79	62.33	8.94
	Chest	23	72	44.87	12.55	17	13	30	48	80	64.37	9.3
	Head	19	64	37.57	14.32	13	17	30
6	AP	19	83	41.1	17.66	22	8	30	49	80	70.43	7.89
	Chest	28	84	54.17	15.53	10	20	30	47	80	65.13	9.06
	Head	19	80	49.57	19.53	15	15	30
7	AP	19	80	40.23	12.51	19	16	35	42	78	60.57	10.77
	Chest	19	65	47.54	14.74	11	24	35	41	76	57.23	8.26
	Head	22	73	49.74	15.56	18	17	35
8	AP	19	75	43.76	15.09	13	22	35	41	76	56.09	9.66
	Chest	25	75	45.71	15.28	15	16	31	44	80	56.35	10.26
	Head	19	76	42.09	15.12	22	13	35
9	AP	18	88	53	17.57	14	16	30	40	80	62.40	12.57
	Chest	21	82	44.7	14.53	12	18	30	41	80	58.63	12.18
	Head	21	75	40.53	15.77	19	11	30

ISSN: 1471-2342