Table 2

Characteristics of studies included in the SYNERGY pooled analysis

Study acronym	Country	Data collection (years)	Time period, occupation as painter	Source of controls	Cases (n=19 369)	Case Participation %	Cases Ever painter %	Controls (n=23 674)	Control participation %	Controls-Ever painter %
AUT	Germany	1990–1995	1932–1994	P	3 180	77	3.1	3 249	41	2
CAPUA	Spain	2000–2010	1941–2004	H	875	91	3.4	838	96	3
EAGLE	Italy	2002–2005	1942–2005	P	1 943	87	3.9	2 116	72	2.2
HdA*	Germany	1988–1993	1926–1993	P	1 004	69	4.7	1 004	68	2.8
HONG-KONG*	China	2003–2007	1940–2007	P	1 207	96	2.7	1 069	48	0.8
ICARE	France	2001–2007	1944–2007	P	2 926	63	5	3555	77	2.5
INCO_ Cz. Rep*	Czech Republic	1998–2002	1941–2001	H	304	94	2.3	453	80	0.6
INCO_Hungary*	Hungary	1998–2001	1952–1999	H	402	90	2.7	315	100	2.2
INCO_Poland*	Poland	1999–2002	1946–2000	H+P	800	88	3.3	841	88	2
INCO_Romania*	Romania	1998–2001	1955–2000	H	181	90	3.9	228	99	2.6
INCO_Russia*	Russia	1998–2000	1949–2000	H	600	96	1.8	580	90	3.6
INCO_Slovakia*	Slovakia	1998–2002	1942–2002	H	346	90	2	285	84	1.4
INCO_UK*	UK	1998–2005	1934–2002	P	442	78	5.7	918	84	4
LUCA	France	1989–1992	1938–1991	H	309	98	4.5	302	98	2.3
LUCAS	Sweden	1985–1990	1927–1990	P	1 042	87	2	2 356	85	2.2
MONTREAL*	Canada	1996–2002	1935–1999	P	1 203	85	2.2	1 509	69	1.5
MORGEN	The Netherlands	1993–1997	1953–1993	P	71	N/A	1.4	202	N/A	1.5
OCANZ	New Zealand	2003–2008	1954–2008	P	457	53	2.2	792	48	2
PARIS	France	1988–1992	1942–1991	H	173	95	2.3	234	95	4.3
ROME	Italy	1993–1996	1933–1995	H	347	74	3.5	365	63	3
TURIN/VENETO*	Italy	1990–1994	1928–1993	P	1 132	79	5.9	1 553	80	3
TORONTO	Canada	1996–2003	1949–2000	H+P	425	62	1.2	910	71	0.9

*These studies have previously published their results on painters: AUT (Bruske-Hohlfeld et al 2000),8 HdA (Jöckel et al 10; Jahn et al),9 INCO (Zeka et al),25 MONTREAL (Ramanakumar et al)13; TURIN/VENETO (Richiardi et al)12; HONG-KONG (Tse et al). These published studies, except for Ramanakumar et al 13 and Tse et al,14 were included in a meta-analysis that assessed lung cancer risk in painters (Guha et al 24, published online 2009)
H, hospital based; P, population based.