Comparison 2. Teaching or regional cancer centre vs. community or general hospital.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Overall survival	3	51283	Hazard Ratio (Random, 95% CI)	0.91 [0.84, 0.99]
1.1 Ovarian cancer	2	2302	Hazard Ratio (Random, 95% CI)	0.82 [0.63, 1.07]
1.2 All gynaecological cancers	1	48981	Hazard Ratio (Random, 95% CI)	0.92 [0.85, 1.01]
2 Progression‐free survival	1		Hazard Ratio (Random, 95% CI)	Subtotals only
2.1 Ovarian cancer	1	233	Hazard Ratio (Random, 95% CI)	0.91 [0.54, 1.55]