Prospective Study
Copyright ©The Author(s) 2022.
World J Methodol. Jul 20, 2022; 12(4): 264-273
Published online Jul 20, 2022. doi: 10.5662/wjm.v12.i4.264
Table 2 Participants' estimates of radiation dose
Radiation dose estimation
n (%)
Standard CT equivalent chest X-ray10 ×12 (6.2)
50 ×30 (15.5)
100 ×75 (38.5)
500 ×a53 (27.2)
1000 ×25 (12.8)
Comparison of chest X-ray with the daily average amount of radiation in nature (cosmic rays, earth and underground sources, etc.)1 d71 (36.4)
3 d46 (23.6)
7 da34 (17.4)
15 d44 (22.6)
Comparison of abdominal and pelvic CT with the daily average amount of radiation in nature (cosmic rays, earth and underground sources, etc.)6 mo30 (15.4)
1 yr60 (30.8)
2 yr65 (33.3)
4 yra40 (20.5)
Total195 (100)