Subject	Sex	Smoke	Activity_more_10h	Gas	Hood
WB1	male	no	no	yes	no
WB2	male	passive	yes	no	no
WB3	male	yes	yes	yes	no
WB6	female	no	yes	yes	yes
WB8	male	yes	yes	yes	yes
WB9	male	no	no	yes	yes
WB11	female	no	yes	yes	yes
WB13	female	no	no	yes	no
WB14	female	passive	yes	yes	yes
WB15	female	yes	no	yes	yes
WB16	male	no	yes	yes	yes
WB17	female	yes	no	yes	yes
WB18	female	no	no	yes	no
WB19	female	no	no	yes	yes
WB21	female	passive	yes	yes	no
WB22	female	passive	yes	yes	yes
WB24	female	no	yes	yes	no
WB25	female	no	no	no	no
WB26	male	no	no	yes	yes
WB27	male	yes	yes	yes	yes
WB28	female	no	no	yes	yes
WB29	female	no	no	yes	no
WB30	male	no	no	yes	yes
WB31	male	no	no	yes	yes
WB32	male	no	no	yes	no
WB33	female	no	no	yes	yes
WB35	female	passive	yes	yes	yes
WB36	male	no	yes	yes	no
WB37	female	no	yes	yes	no
WB38	female	no	yes	yes	yes
WB39	male	passive	no	yes	no