Table 2.
Patient characteristics of the intervention group matched with a historical comparison group.
| Patient characteristics | Intervention (n=15) | Matched controls (n=30) | |
| Gender (male), n (%) | 11 (73) | 22 (73) | |
| ASAa classification, n (%) | |||
|
|
Ib | 3 (20) | 5 (16) |
|
|
IIc | 8 (53) | 15 (50) |
|
|
IIId | 4 (26) | 10 (33) |
| Age (years), mean (SD) | 62.8 (6.9) | 60.3 (7) | |
| BMIe, mean (SD) | 26.1 (3.5) | 25.2 (4) | |
| Comorbidities, n (%) | |||
|
|
Cardiovascular | 6 (40) | 5 (16) |
|
|
COPDf | 0 (0) | 3 (10) |
|
|
DM IIg | 1 (7) | 1 (3) |
|
|
Cigarette smoking | 1 (7) | 7 (23) |
| Pulmonary function (percent predicted), mean (SD) | |||
|
|
FVCh | 115.0 (20.1) | 116.3 (16.2) |
|
|
FEV1i | 105.4 (20.1) | 110.2 (20.7) |
|
|
IVCj | 114.1 (21.9) | 112.0 (16.7) |
| Surgical procedure, n (%) | |||
|
|
Transhiatal open | 0 (0) | 0 (0) |
|
|
Transhiatal minimally invasive | 0 (0) | 2 (7) |
|
|
Transthoracal open | 0 (0) | 1 (3) |
|
|
Transthoracal minimally invasive | 14 (93) | 27 (90) |
|
|
Esophageal resection with colon interposition | 1 (7) | 0 (0) |
| Clavien-Dindo postoperative complications, n (%) | |||
|
|
No complications | 2 (13) | 11 (37) |
|
|
Grade 1 | 2 (13) | 4 (13) |
|
|
Grade 2 | 2 (13) | 7 (23) |
|
|
Grade 3a | 3 (20) | 4 (13) |
|
|
Grade 3b | 2 (13) | 1 (3) |
|
|
Grade 4a | 4 (27) | 2 (7) |
|
|
Grade 4b | 0 (0) | 1 (3) |
|
|
Grade 5 | 0 (0) | 0 (0) |
aASA: American Society of Anesthesiologists.
bI: healthy person.
cII: mild systemic disease.
dIII: severe systemic disease.
eBMI: body mass index is calculated as weight in kilograms divided by height in meters squared.
fCOPD: chronic obstructive pulmonary disease.
gDM II: diabetes mellitus type 2.
hFVC: functional vital capacity.
iFEV1: forced expiratory volume in the first second of expiration.
jIVC: inspiratory vital capacity.