Table 2 Differences in the PCPV depiction rates for each part of the mediastinum between non-ECG gated and ECG gated CT
PCPV depiction rate score | |||||
|---|---|---|---|---|---|
Observer 1 | 1 | 2 | 3 | 4 | p-value |
Section 1 | |||||
Non-ECG gated | 11 (32) | 10 (29) | 6 (18) | 7 (21) | 0.14 |
ECG gated | 3 (14) | 5 (23) | 10 (45) | 4 (18) | |
Section 2 | |||||
Non-ECG gated | 5 (15) | 9 (26) | 11 (32) | 9 (26) | 0.35 |
ECG gated | 3 (14) | 4 (18) | 6 (27) | 9 (41) | |
Section 3 | |||||
Non-ECG gated | 3 (9) | 5 (15) | 8 (24) | 18 (53) | 0.96 |
ECG gated | 1 (5) | 3 (14) | 7 (32) | 11 (50) | |
Section 4* | |||||
Non-ECG gated | 9 (26) | 10 (29) | 10 (29) | 5 (15) | 0.0032 |
ECG gated | 1 (5) | 4 (18) | 7 (32) | 10 (45) | |
Observer 2 | |||||
Section 1 | |||||
Non-ECG gated | 11 (32) | 12 (35) | 3 (9) | 8 (24) | 0.54 |
ECG gated | 6 (27) | 5 (23) | 7 (32) | 4 (18) | |
Section 2 | |||||
Non-ECG gated | 7 (21) | 7 (21) | 14 (41) | 6 (18) | 0.34 |
ECG gated | 3 (14) | 3 (14) | 11 (50) | 5 (23) | |
Section 3 | |||||
Non-ECG gated | 3 (9) | 6 (18) | 9 (26) | 16 (47) | 0.69 |
ECG gated | 3 (14) | 2 (9) | 5 (23) | 12 (55) | |
Section 4 | |||||
Non-ECG gated | 11 (32) | 6 (18) | 10 (29) | 7 (21) | 0.069 |
ECG gated | 3 (14) | 3 (14) | 8 (36) | 8 (36) | |