The change of health-related quality of life after minimally invasive esophagectomy for esophageal cancer: a meta-analysis

Table 2 Studies characteristics: study setting and feature

Study	Year	Country	Center	Randomized	Prospective data	Consecutive	HRQL as primary outcome	Preoperative HRQL assessment	SF36	OES18	QLQ C30	Timing HRQL measures
Barbour et al. [17]	2016	Australia	Princess Alexandra Hospital	No	Yes	Yes	Yes	Yes	No	Yes	Yes	Baseline, 3,6,9,12,18,24 mo po
Wang et al. [19]	2015	China	Zhongshan Hospital	No	Yes	Yes	Yes	Yes	No	Yes	Yes	Baseline, 1, 3,6,12,18,24 mo po
Maas et al. [20]	2015	Netherlands	VU University Medical Center	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Baseline, 1.5, 12 mon po
Wang et al. [15]	2010	China	Zhongshan Hospital	No	No	Yes	Yes	Yes	No	Yes	Yes	Baseline, 0.5, 1, 4 6 mon po
Parameswaran et al. [16]	2010	UK	Royal Devon and Exeter NHS Foundation Trust	No	Yes	Yes	Yes	Yes	No	Yes	Yes	Baseline, 1.5, 3, 6, 12 mon po
Nafteux et al. [18]	2011	Belgium	UZ Gasthuisberg	No	Yes	Yes	Yes	Yes	No	Yes	Yes	Baseline, 1–3, 4–6, 10–12 mon po

ISSN: 1477-7819