Table 2.
Detailed information and characteristics of included studies
| Study | Study Type | Reason | CT scanner | NO. of CT scan (CT sites, participants) |
Effective dose (mSv) | Cumulative dose (mSv) | Observation time | Follow-up (Y) | |
|---|---|---|---|---|---|---|---|---|---|
| E | U | ||||||||
| Burton [ 35], et al. 2018 | A | NA | NA |
1, 5655 ≥ 2, 204 |
10–44 | NA | 1995–2004 | 5.9 | 11.1 |
| Nordenskjöld [ 10], et al. 2017 | A | NA | NA | NA | NA | NA | 1973–1992 | 22.5 | 21.9 |
| Hung [ 36], et al. 2013 | A | CAD | NA |
1–5, 657 ≥ 6, 297 |
NA | NA | 1997–2010 | 12 | 12 |
| Olsen [ 54], et al. 2014 | A | CHD | NA | NA | NA | NA | 1977–2008 | 8 | 8 |
| Shao [ 8], et al. 2020 | B | NA | NA |
1–3, 17,423 ≥ 4, 2742 |
0.5–17.0 | 0.5–71.3 | 2000–2013 |
9.3- 9.9 |
9.3- 9.9 |
| Davis [ 11], et al. 2011 | B | NA | NA |
1–2, 98 ≥ 3, 30 |
2 | 1.5–10 | 2003.04–2007.12 | 2 | 2 |
| Rampinelli [ 9], et al. 2017 | C | LCS | NA | NA |
M: 1.0 F: 1.4 |
M: 9.3 F: 13 |
2004–2015 | 10 | 10 |
| Kritsaneepaiboon [ 37], et al. 2016 | NA | Multiple-injury | 64-multislice and 16-multislice CT, Phillips Brilliance | NA | NA | 19.43 ± 21.31 |
2013.01.01- 2013.12.31 |
1 | NA |
| Griffey [ 38], et al. 2009 | C | Emergency | 64-multislice CT | NA | NA | 122 | 2005.06.01–2006.05.31 | 7.7 | NA |
| Einstein [ 39], et al. 2008 | C | NA | Siemens AG 16-slice | NA | 8.8 ± 2.9 | NA | NA | NA | NA |
| Faletra [ 40], et al. 2010 | C | Coronary disease | 64-slice CTCA | NA |
Low: M 3.9 ± 1.7, F 3.1 ± 1.4 High: M 23.3 ± 4.0, F 22.3 ± 2.3 |
NA | NA | NA | NA |
| Niemann [ 41],et al 2013 | C | PE | Siemens Sensation 64;Siemens Sensation 16;Siemens Sensation 10 | NA | 4.35 ± 0.31 | NA | NA | 1 | NA |
| Huang [ 42], et al. 2009 | NA | NA | 64-detector CT system (Discovery PET/CT,GE Healthcare, Milwaukee, Wis) | NA |
M: 13.65, 24.80, 32.18 F: 13.45, 24.79, 31.91 |
100 | NA | NA | NA |
| Perisinakis [ 43], et al. 2015 | D | NA | 256-slice CT | NA | 8.9 ± 0.9 | NA | NA | NA | NA |
| Smith-Bindman [ 2], et al. 2009 | E | Various | NA | NA | 2–31 | NA | 2018.01.01–2018.05.30 | NA | NA |
| Sodickson [ 44], et al. 2009 | A | Cysticfibrosis | NA | NA | NA | 54.3 | 1985–2007 | NA | NA |
| Huang [ 45], et al. 2009 | D | NA | NA | NA | 45–73 | 100 | NA | NA | NA |
| Huda [ 46], et al. 2010 | C | CAD | 64-MDCT scanner (Siemens Healthcare) | NA | 25.1 ± 4.9 | NA | NA | NA | NA |
| Perisinakis [ 47], et al. 2012 | NA | NA | 256-slice TRO-CTA | NA |
M: 3.8 ± 0.7 F: 6.5 ± 1.0 |
NA | NA | NA | NA |
| Einstein [ 48], et al. 2007 | NA | NA |
64-slice scanner (SOMATOM Sensation 64, Siemens AG, Munich, Germany) |
NA | NA |
lungs: 42–91 breast: 50–80 |
NA | NA | NA |
| Kim [ 49], et al. 2009 | NA | CAC | NA | NA | 3.1 | NA | 2000–2005 | NA | NA |
| Majer [ 50], et al. 2018 | NA | NA | NA | NA | NA | 16–94 | NA | NA | NA |
| Salibi [ 51], et al. 2014 | E | TBI | NA | NA | 87 ± 45 | NA | NA | NA | |
| Shah [ 52], et al. 2013 | C | Emergency | NA | 83.4 | NA | 2001.01–2007.12 | NA | NA | |
| Wylie [53], et al. 2018 | C | Hip Pain | NA | 30 | NA | 2015.01–2016.12 | NA | NA | |