AIM:To evaluate quality of life(QOL) following Ivor Lewis,left transthoracic,and combined thoracoscopic/laparoscopic esophagectomy in patients with esophageal cancer.METHODS:Ninety patients with esophageal cancer were...AIM:To evaluate quality of life(QOL) following Ivor Lewis,left transthoracic,and combined thoracoscopic/laparoscopic esophagectomy in patients with esophageal cancer.METHODS:Ninety patients with esophageal cancer were assigned to Ivor Lewis(n = 30),combined thoracoscopic/laparoscopic(n = 30),and left transthoracic(n = 30) esophagectomy groups.The QOL-core 30 questionnaire and the supplemental QOL-esophageal module 18 questionnaire for patients with esophageal cancer,both developed by the European Organization for Research and Treatment of Cancer,were used to evaluate patients' QOL from 1 wk before to 24 wk after surgery.RESULTS:A total of 324 questionnaires were collected from 90 patients;36 postoperative questionnaires were not completed because patients could not be contacted for follow-up visits.QOL declined markedly in all patients at 1 wk postoperatively:preoperative and 1-wk postoperative global QOL scores in the Ivor Lewis,combined thoracoscopic/laparoscopic,and left transthoracic groups were 80.8 ± 9.3 vs 32.0 ± 16.1(P < 0.001),81.1 ± 9.0 vs 53.3 ± 11.5(P < 0.001),and 83.6 ± 11.2 vs 46.4 ± 11.3(P < 0.001),respectively.Thereafter,QOL recovered gradually in all patients.Patients who underwent Ivor Lewis esophagectomy showed the most pronounced decline in QOL;global scores were lower in this group than in the combined thoracoscopic/laparoscopic(P < 0.001) and left transthoracic(P < 0.001) groups at 1 wk postoperatively and was not restored to the preoperative level at 24 wk postoperatively.QOL declined least in patients undergoing combined thoracoscopic/laparoscopic esophagectomy,and most indices had recovered to preoperative levels at 24 wk postoperatively.In the Ivor Lewis and combined thoracoscopic/laparoscopic groups,pain and physical function scores were 78.9 ± 18.5 vs 57.8 ± 19.9(P < 0.001) and 59.3 ± 16.1 vs 70.2 ± 19.2(P = 0.02),respectively,at 1 wk postoperatively and 26.1 ± 28.6 vs 9.5 ± 15.6(P = 0.007) and 88.4 ± 10.5 vs 95.8 ± 7.3(P = 0.003),respectively,at 24 wk postoperatively.Scores in the left transthoracic esophagectomy group fell between those of the other two groups.CONCLUSION:Compared with Ivor Lewis and left transthoracic esophagectomies,combined thoracoscopic/laparoscopic esophagectomy enables higher postoperative QOL,making it a preferable surgical approach for esophageal cancer.展开更多
Mineralogical, geochemical, and textural analyses of the white sandstones （Abu Thora Fm.） of Carboniferous in the Abu Rodeiyim region show that they are fluviomarine, well-sorted, highpurity, and high-grade silica S...Mineralogical, geochemical, and textural analyses of the white sandstones （Abu Thora Fm.） of Carboniferous in the Abu Rodeiyim region show that they are fluviomarine, well-sorted, highpurity, and high-grade silica SiO2 （average 99.56%）. The results indicate that by simple treatment, the white sandstones can reach a high degree of purity, suitable for different industrial purposes （e.g. manufacture of silicon photovoltaic, crystal, and TV screens, art, and domestic and optical glass）.展开更多
文摘AIM:To evaluate quality of life(QOL) following Ivor Lewis,left transthoracic,and combined thoracoscopic/laparoscopic esophagectomy in patients with esophageal cancer.METHODS:Ninety patients with esophageal cancer were assigned to Ivor Lewis(n = 30),combined thoracoscopic/laparoscopic(n = 30),and left transthoracic(n = 30) esophagectomy groups.The QOL-core 30 questionnaire and the supplemental QOL-esophageal module 18 questionnaire for patients with esophageal cancer,both developed by the European Organization for Research and Treatment of Cancer,were used to evaluate patients' QOL from 1 wk before to 24 wk after surgery.RESULTS:A total of 324 questionnaires were collected from 90 patients;36 postoperative questionnaires were not completed because patients could not be contacted for follow-up visits.QOL declined markedly in all patients at 1 wk postoperatively:preoperative and 1-wk postoperative global QOL scores in the Ivor Lewis,combined thoracoscopic/laparoscopic,and left transthoracic groups were 80.8 ± 9.3 vs 32.0 ± 16.1(P < 0.001),81.1 ± 9.0 vs 53.3 ± 11.5(P < 0.001),and 83.6 ± 11.2 vs 46.4 ± 11.3(P < 0.001),respectively.Thereafter,QOL recovered gradually in all patients.Patients who underwent Ivor Lewis esophagectomy showed the most pronounced decline in QOL;global scores were lower in this group than in the combined thoracoscopic/laparoscopic(P < 0.001) and left transthoracic(P < 0.001) groups at 1 wk postoperatively and was not restored to the preoperative level at 24 wk postoperatively.QOL declined least in patients undergoing combined thoracoscopic/laparoscopic esophagectomy,and most indices had recovered to preoperative levels at 24 wk postoperatively.In the Ivor Lewis and combined thoracoscopic/laparoscopic groups,pain and physical function scores were 78.9 ± 18.5 vs 57.8 ± 19.9(P < 0.001) and 59.3 ± 16.1 vs 70.2 ± 19.2(P = 0.02),respectively,at 1 wk postoperatively and 26.1 ± 28.6 vs 9.5 ± 15.6(P = 0.007) and 88.4 ± 10.5 vs 95.8 ± 7.3(P = 0.003),respectively,at 24 wk postoperatively.Scores in the left transthoracic esophagectomy group fell between those of the other two groups.CONCLUSION:Compared with Ivor Lewis and left transthoracic esophagectomies,combined thoracoscopic/laparoscopic esophagectomy enables higher postoperative QOL,making it a preferable surgical approach for esophageal cancer.
文摘Mineralogical, geochemical, and textural analyses of the white sandstones （Abu Thora Fm.） of Carboniferous in the Abu Rodeiyim region show that they are fluviomarine, well-sorted, highpurity, and high-grade silica SiO2 （average 99.56%）. The results indicate that by simple treatment, the white sandstones can reach a high degree of purity, suitable for different industrial purposes （e.g. manufacture of silicon photovoltaic, crystal, and TV screens, art, and domestic and optical glass）.
