Table 4.

Agreement between first year of life exposures assigned to address at birth (from the birth certificate) vs address at diagnosis (from the CCR) or LexisNexis addresses among cases (age at diagnosis 1–5 years) and controls born 2001–2011^a using different buffer sizes.

	Buffer = 2000 m						Buffer = 500 m
	Birth certificate address vs LexisNexis Addresses				Birth certificate address vs Diagnosis address		Birth certificate address vs LexisNexis Addresses				Birth certificate address vs Diagnosis address
	Controls		Cases		Cases		Controls		Cases		Cases
Chemical	rb	κc	rb	κc	rb	κc	rb	κc	rb	κc	rb	κc
Petroleum oil, unclassified	0.78	0.76	0.78	0.77	0.69	0.67	0.73	0.72	0.66	0.64	0.58	0.57
Mineral oil	0.79	0.78	0.80	0.79	0.69	0.68	0.72	0.71	0.65	0.64	0.59	0.58
Diuron	0.79	0.78	0.80	0.80	0.70	0.69	0.71	0.71	0.63	0.62	0.60	0.59
Thiophanate-methyl	0.77	0.75	0.76	0.75	0.67	0.66	0.69	0.69	0.67	0.66	0.54	0.53
Permethrin	0.79	0.77	0.78	0.76	0.70	0.68	0.73	0.72	0.68	0.67	0.58	0.57
Oxyfluorfen	0.83	0.81	0.83	0.81	0.76	0.74	0.75	0.74	0.76	0.75	0.62	0.61
Hexythiazox	0.77	0.76	0.79	0.78	0.67	0.65	0.69	0.69	0.63	0.63	0.45	0.45
Pyrethrins	0.77	0.76	0.78	0.77	0.71	0.69	0.70	0.70	0.66	0.66	0.54	0.54

^aExcept 2007

^bSpearman correlation coefficients were calculated using continuous exposure estimates in child’s first year of life

^cKappa statistics were calculated using binary exposure indicators for child’s first year of life