| First Author (Reference No.) | Year | Design | Country of origin | DECT Method* | Scanner | CM Volume | Injection Rate (mL/s) | CM Type | No. of Patients | Mean age ± SD (y） | No. of Nodules | Lesion Diameter（cm） |
| Li [36] | 2015 | R | China | ICnon NICvp | GE 750 | 1.3 - 1.5 ml/kg | 3 - 4 | Obitridol 300 | 123 | M: 47.01 ± 2.37 F: 51.74 ± 12** | 122 | ≥1 |
| Gao [22] | 2016 | R | China | ICnon | GE 750 | 1.5 ml/kg | 3 - 4 | Omnipaque 300 | 53 | 54 ± 9 | 53 | NR |
| Cheng [33] | 2019 | P | China | ICvp Slopevp | GE 750 | 1.3 ml/kg | 3.5 | Omnipaque 300 | 96 | 46.89 ± 12.67 | 101 | NR |
| He [37] | 2014 | P | China | ICnon Slopenon | GE 750 | 1.0 - 1.5 ml/kg | 3 | Omnipaque 300 | 32 | 48.49 ± 11.85* | 75 | both >1 and ≤1 |
| Xue [38] | 2013 | P | China | NICvp Slopevp | GE 750 | 1.0 ml/kg | 2.0 - 2.5 | Optiray 320 | 55 | 52.4 ± 13.5 | 80 | NR |
| Lee [23] | 2018 | R | Korea | ICvp NICvp | Philips IQon | 80 ml | 2.5 | Omnipaque 300/Pamiray 300/Optiray 350 | 63 | 52.8 ± 11.8 | 63 | M: 1.1 (0.8 - 1.4) B: 1.6 (0.6 - 2.6) |
| Zhao [35] | 2015 | R | China | NICvp | Siemens Flash | 1.0 ml/kg | 3 | Iopromide 370 | 82 | 56.2 ± 8.9 | 90 | NR |
| Zhang [34] | 2017 | R | China | NICvp Slopevp | Siemens Flash | 50 ml | 2.5 - 3 | Omnipaque 350 | 91 | 45.7 ± 6.1 | 153 | ≥1 |