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. 2013 Dec 26;8(12):e84870. doi: 10.1371/journal.pone.0084870

Table 7. Types and number of CT examinations and their contributions to the total cED.

Types of CT   Age: 0-4 5-9 10-14 15-19 20-59 60-74 75+
Head 761 (86.1) 353 (70.4) 210 (65.8) 312 (22.5) 2253 (21.1) 584 (18.3) 209 (16.3)
Neck 0 (0) 0 (0) 0 (0) 3 (0.6) 13 (0.4) 1 (0.1) 1 (0.1)
Chest 2 (0.3) 2 (0.7) 3 (4.6) 9 (3.2) 108 (5.5) 54 (6.8) 27 (6.3)
Abdomen 2 (0.8) 7 (7.0) 2 (8.1) 46 (53.7) 246 (48.9) 111 (50.0) 65 (45.5)
Spine 1 (0.4) 10 (4.7) 5 (5.5) 20 (6.39) 223 (11.5) 77 (11.0) 29 (10.3)
Extremity 1 (0) 4 (0.1) 11 (1.5) 25 (1.5) 221 (0.8) 72 (0.8) 29 (2.3)

Note: Data in parentheses are the proportion of cED of a specific type CT in total cED (%)