Table 2.
Characteristics of the patients at time of detection of radiation induced heart disease.
|
Total
(n = 106) (%) |
Asymptomatic group
(n = 69) |
Symptomatic group
(n = 37) |
p | |
|---|---|---|---|---|
| Left ventricular dysfunction (LVD) | 20 (19%) | 16 (23%) | 4 (11%) | NS |
| Cardiac ischemia | 46 (43%) | 33 (48%) | 13 (35%) | NS |
| Valvular disease | 10 (9%) | 10 (14.5%) | 0 | NS |
| Pericardial constriction | 1 (0.9%) | 1 (1.5%) | 0 | NS |
| LVD + ischemia | 10 (9%) | 2(3%) | 8 (22%) | 0.01 |
| Valvular disease + constriction | 1 (0.9%) | 0 | 1 (3%) | NS |
| LVD + valvular disease | 5 (4.7%) | 2 (3%) | 3 (8%) | NS |
| Ischemic and valvular disease | 4 (4%) | 0 | 4 (11%) | NS |
| LVD + ischemia + valvular disease | 4 (4%) | 0 | 4 (11%) | NS |
| Min, Max, Median | Mean ± SD* | Mean ± SD* | ||
| Age at first RIHD detection (years) | 22, 82, 52 | 55 ± 12 | 52 ± 13 | NS* |
| Time from RT (years) | 0, 35, 16 | 16 ± 9 | 15 ± 9 | NS* |
| Interval between a normal test and RIHD | 0, 23, 3 | 4 ± 3.7 | 3 ± 3.4 | NS* |
LVD, Left Ventricular Dysfunction; PCI, Percutaneous Coronary Intervention; RT, Radiotherapy; SD, Standard deviation; NS, non-significant.
*
P calculated on the mean ± SD.