Table 3. Non-genetic characteristics of the French and North American populations with no risk alleles for CFH and ARMS2.

	French population			USA population
	Controls	Cases		Controls	Cases	p
N	77	61		338	85
Sex, men, n(%)	23 (31.9%)	16 (26.2%)	<0.48	144 (42.6%)	39 (45.9%)	<0.59
Age, m (sd)*	70.3 (7.2)	77.9 (9.8)	<0.0001	74.8 (5.6)	79.0 (8.0)	<0.0001
Smoking
Current, n(%)	19 (24.7%)	10 (16.4%)	<0.50	8 (5.0%)	8(14.3%)	<0.062*
Never, n(%)	46 (59.7%)	41 (67.2%)		72 (45.0%)	20 (35.7%)
Past, n(%)	12 (15.6%)	10 (16.4%)		80 (50.0%)	28 (50.0%)