Table 2.
Follow-up time for the detection of esophageal tumors in patients with LC
| References | Total ESPTs, n | History of EC, n (%) | Synchronous ESPTs, n (%) | Metachronous ESPTs, n (%) |
|---|---|---|---|---|
| Faehling et al. (2018) | 3 | 3 (100.0) | 0 | |
| Abdel-Rahman and Cheung (2017) | 251a | – | 50 (20.1)b | 199 (79.9) |
| Shan et al. (2017) | 10 | 10 (100.0) | 0 | – |
| Su et al. (2017) | 16 | – | – | 16 (100.0) |
| Son et al. (2013) | 4 | 1 (25.0) | 0 | 3 (75.0) |
| Haraguchi et al. (2007) | 4 | – | 3 (75.0) | 1 (25.0) |
| Kaneko and Yamaguchi (1999) | 28 | – | 28 (100.0) | – |
| Kawahara et al. (1998) | 2 | – | – | 2 (100.0) |
| Hsieh et al. (1997) | 10 | 2 (20.0) | 6 (60.0) | 2 (20.0) |
| Total | 328 | 16 | 87 | 223 |
EC esophageal carcinoma, IQR interquartile range, LC lung cancer, NR not reported, sd standard deviation
aFor 2 esophageal tumors was the time to detection unknown
bSynchronous ESPTs were defined as esophageal cancer occurring within 1 year of LC diagnosis