Table 2. Comparison Of Clinical, Electrocardiographic And Echocardiographic Features Of Pure Tic And Dcmo Matched For Age, Gender And LVEF.
| Patient demographics and clinical features | Pure TIC group (n = 25) n (%) | DCMO group (n = 25) n (%) | p-value* |
| Age | 46 (16–67) | 46 (21–65) | 0.846¶ |
| Gender | |||
| Male | 19 (76) | 19 (76) | |
| Female | 6 (24) | 6 (24) | 1.00 |
| NYHA | |||
| NYHA I, II | 9 (36) | 4 (16) | |
| NYHA III, IV | 16 (64) | 21 (84) | 0.02 |
| Palpitations | |||
| Yes | 21 (84) | 12 (48) | |
| No | 4 (16) | 13 (52) | 0.007 |
| ¶Mann-Whitney test, *Chi-square test, #Student’s t-test. | |||
| Signs of heart failure | |||
| Yes | 12 (48) | 21 (84) | |
| No | 13 (52) | 4 (16) | 0.007 |
| ECG features | |||
| Sinus rhythm | |||
| Yes | 5 (20) | 19 (76) | |
| No | 20 (80) | 6 (24) | < 0.001 |
| LA enlargement | |||
| Yes | 3 (12) | 8 (32) | |
| No | 5 (20) | 11 (44) | 0.546 |
| Unable to assess | 17 (68) | 6 (24) | |
| Q waves | |||
| Yes | 1 (4) | 10 (40) | |
| No | 24 (96) | 15 (60) | 0.002 |
| LBBB | |||
| Yes | 2 (8) | 6 (24) | |
| No | 23 (92) | 19 (76) | 0.123 |
| RBBB | |||
| Yes | 1 (4) | 0 (0) | |
| No | 24 (96) | 25 (100) | 0.5 |
| LVH | |||
| Yes | 4 (16) | 14 (56) | |
| No | 21 (84) | 11 (44) | 0.004 |
| Repolarisation abnormalities | |||
| Yes | 16 (64) | 22 (88) | |
| No | 9 (36) | 3 (12) | 0.048 |
| QRS width (ms) | 88 (82-102) | 100 (92-110) | 0.024¶ |
| RV6 (mm) | 15.8 ± 7.5 | 15.0 ± 11.2 | 0.79# |
| RV6/Rmax | 1.84 ± 0.8 | 1.69 ± 1.2 | 0.63# |
| Echocardiographic features | |||
| LVEF (%) | 30.8 ± 9.5 | 27.8 ± 10.2 | 0.29# |
| LVIDd (cm) | 5.7 ± 0.7 | 6.6 ± 0.6 | < 0.001# |
| LVIDs (cm) | 4.9 ± 0.8 | 5.7 ± 0.6 | 0.001# |
| LA size (cm) | 4.1 ± 1.0 | 4.6 ± 0.5 | 0.048# |