Table 4

Effect of genetic analysis: odds ratios of participation between a non-genetic subcohort (Adogawa) and a genetic subcohort (Takashima) at baseline and at 6 months

Dependent variable	Independent variables	At baseline		After 6 months
Dependent variable	Independent variables	OR	95%CI	OR	95%CI
p < 0·05; *p < 0·001 (2-tailed).
†Male = 0; female = 1.
‡No = 0, Adogawa; yes = 1, Takashima.
Participation in basic survey	Gender†	0⋅69*	0⋅53 to 0⋅91	0⋅69*	0⋅52 to 0⋅90
	Age (years)	0⋅98**	0⋅97 to 0⋅99	0⋅98**	0⋅97 to 0⋅99
	Genetic analysis‡	0⋅77**	0⋅68 to 0⋅88	0⋅76**	0⋅67 to 0⋅86
Participation in blood sample preservation	Gender†	0⋅68*	0⋅52 to 0⋅88	0⋅67*	0⋅51 to 0⋅87
for future use	Age (years)	0⋅98**	0⋅97 to 0⋅99	0⋅98**	0⋅97 to 0⋅99
	Genetic analysis‡	0⋅77**	0⋅68 to 0⋅87	0⋅76**	0⋅67 to 0⋅85
Participation in examination of medical	Gender†	0⋅64*	0⋅50 to 0⋅83	0⋅63*	0⋅49 to 0⋅82
records and death certificate	Age (years)	0⋅98**	0⋅97 to 0⋅99	0⋅98**	0⋅97 to 0⋅99
	Genetic analysis‡	0⋅62**	0⋅49 to 0⋅78	0⋅60**	0⋅48 to 0⋅76