Table 1 Baseline characteristics
Variables | Total (N = 36) | SLT-B group (N = 15) | DLT group (N = 21) | P value* |
|---|---|---|---|---|
Age (years) | 43.7 ± 10.6 | 45.2 ± 8.9 | 42.6 ± 11.7 | 0.469 |
Sex | 0.681 | |||
Male | 23 (63.9%) | 9 | 14 | |
Female | 13 (36.1%) | 6 | 7 | |
Tumour location | 0.803 | |||
Upper | 8 (22.2%) | 4 | 4 | |
Middle | 19 (52.8%) | 7 | 12 | |
Lower | 9 (25%) | 4 | 5 | |
Presenting symptoms | 0.923 | |||
Asymptomatic | 20 (55.6%) | 8 | 12 | |
Dysphagia | 10 (27.8%) | 5 | 5 | |
Regurgitation | 3 (8.3%) | 1 | 2 | |
Chest discomfort | 3 (8.3%) | 1 | 2 | |
Time to surgery (months) | 2 (2, 7.5) | 2 (2, 3) | 3 (1.5, 9.5) | 0.334 |
Tumour size (cm) | ||||
All patients | 4.3 ± 2.0 | 5.4 ± 2.1 | 3.5 ± 1.4 | 0.004 |
Patients without symptoms | 3.7 ± 1.7 | 0.035** | ||
Patients with symptoms | 5.1 ± 2.0 | |||