Table 1 Success of blood pleurodesis in the setting of persistent air leak

Study	Volume of blood used (ml)	Number in whom air leak resolved following:			Not successful	Total
Study	Volume of blood used (ml)	1st instillation	2nd instillation	3rd instillation	Not successful	Total
Dumire4	50	1	1			2
Mallen5	Unknown	1				1
Yokomise19	50	6	4			10
Cagirici3	50	27			5	32
Ando1	50	5	5		7	17
Rivas de Andreas10	50–250	6				6
Lang-Lazdunski16	50	11				11
Martinez-Escobar6	50–75	27				27
Shackcloth11	120	7	2	1		10
(Control arm)		3	3	2		8
Droghetti8	50–150	17	4			21
Total		111	19	3	12	145
Percentage		76.6%	13.1%	2.1%	8.3%