to 40·17)29·71 (24·03 to 35·28)*0·57 (−3·49 to 4·55)4Occupational exposure to diesel engine exhaust: all causes13·41 (11·85 to 15·17)17·50 (15·20 to 20·06)30·45 (24·63 to 35·78)*0·26 (−3·89 to 3·78)381·69 (337·43 to 428·72)485·69 (426·18 to 553·93)27·25 (21·26 to 32·75)*–1·40 (−5·65 to 2·19)··Tracheal, bronchus, and lung cancer13·41 (11·85 to 15·17)17·50 (15·20 to 20·06)30·45 (24·63 to 35·78)*0·26 (−3·89 to 3·78)381·69 (337·43 to 428·72)485·69 (426·18 to 553·93)27·25 (21·26 to 32·75)*–1·40 (−5·65 to 2·19)4Occupational exposure to second-hand smoke: all causes364·05 (275·49 to 465·66)433·15 (326·16 to 554·32)18·98 (15·73 to 22·42)*–7·67 (−9·82 to −5·44)*12 060·36 (9008·45 to 15 202·22)14 474·34 (10 754·05 to 18 289·00)20·02 (16·70 to 23·11)*–5·73 (−7·98 to −3·57)*··Lower respiratory infections25·22 (11·95 to 41·26)31·03 (14·71 to 51·31)23·07 (18·77 to 27·30)*–3·05 (−6·52 to 0·24)754·30 (355·32 to 1235·87)901·83 (424·90 to 1491·75)19·56 (15·20 to 24·09)*–4·55 (−7·93 to −1·02)*··Otitis media0·00 (0·00 to 0·00)0·00 (0·00 to 0·00)–51·34 (−68·17 to −26·94)*–53·19 (−69·51 to −29·77)*0·00 (0·00 to 0·00)0·00 (0·00 to 0·00)–0·26 (−3·00 to 2·10)–4·95 (−7·62 to −2·74)*··Tracheal, bronchus, and lung cancer36·79 (17·19 to 62·63)44·38 (20·66 to 75·46)20·63 (16·93 to 23·85)*–7·23 (−10·03 to −4·78)*1009·34 (472·19 to 1717·66)1185·42 (551·75 to 2013·66)17·45 (13·68 to 20·74)*–9·21 (−12·08 to −6·69)*··Breast cancer3·93 (0·93 to 6·85)4·86 (1·19 to 8·40)23·68 (16·23 to 31·66)*–3·23 (−9·07 to 2·90)131·38 (30·86 to 228·23)160·49 (39·88 to 276·83)22·16