Table 1.
Baseline characteristics (n = 204)
| Parameter | No low OT (n = 148) |
Low OT (n = 56) |
|---|---|---|
| Age (years) | 56 ± 11 | 58 ± 12 |
| Gender: male, n (%) | 105 (71) | 36 (64) |
| LA diameter, n (%)a | ||
| – Normal | 126 (85) | 46 (82) |
| – Mildly dilated | 17 (12) | 7 (13) |
| – Moderately dilated | 3 (2) | 0 (0) |
| – Severely dilated | 1 (1) | 1 (2) |
| – Unknown | 1 (1) | 2 (4) |
| Medical history, n (%) | ||
| – Hypertension | 45 (30) | 12 (21) |
| – Diabetes mellitus | 5 (3) | 1 (2) |
| – Coronary artery disease | 12 (8) | 4 (7) |
| – Stroke | 2 (1) | 0 (0) |
OT oesophageal temperature
aLeft atrial (LA) diameter ranges for cc/m2 as in Lang et al. 2015 [35]. Normal 16-34 cc/m2, mildly dilated 35-41 cc/m2, moderately dilated 42-48 cc/m2, severely dilated >48 cc/m2