Table 1.

Baseline characteristics of the study population, total and by sex

Characteristics		Male		Female		Total
		Number	%	Number	%	Number	%
Birth year	Total	1,187,421	100.0	848,494	100.0	2,035,915	100.0
	1948–59	117,428	9.9	69,703	8.2	187,131	9.2
	1960–69	256,934	21.6	166,744	19.7	423,678	20.8
	1970–79	358,090	30.2	260,927	30.8	619,017	30.4
	1980–91	454,969	38.3	351,120	41.4	806,089	39.6
Socioeconomic status	Low	312,671	26.5	174,640	20.7	487,311	24.1
	Medium	609,644	51.7	456,821	54.1	1,066,465	52.7
	High	257,927	21.9	212,744	25.2	470,671	23.2
Education	< 9 years	91,259	7.7	13,631	1.6	104,890	5.2
	10 years	77,372	6.5	24,101	2.8	101,473	5.0
	11 years	98,694	8.3	32,726	3.9	131,420	6.5
	12+ years	919,004	77.5	777,786	91.7	1,696,790	83.4
Cognitive indexa	10–30	193,358	16.4	94,431	11.2	287,789	14.2
	40–70	794,680	67.5	625,924	74.1	1,420,604	70.2
	80–90	189,750	16.1	124,286	14.7	314,036	15.5
BMI category (Kg/m2)	18.5	161,774	13.6	118,713	14.0	280,487	13.8
	18.5 - < 25	866,412	73.0	615,691	72.6	1,482,103	72.8
	25 - < 30	125,021	10.5	90,874	10.7	215,895	10.6
	> 30	33,942	2.9	22,947	2.7	56,889	2.8
Height category (CDC) (percentile)	25th percentile	387,793	32.7	226,199	26.7	613,992	30.2
	25th–50th percentile	329,644	27.8	238,839	28.1	568,483	27.9
	50th–75th percentile	285,662	24.1	218,594	25.8	504,256	24.8
	> 75th percentile	184,322	15.5	164,862	19.4	349,184	17.2
Country of birth	Europe	155,845	13.1	100,030	11.8	255,875	12.6
	Asia	25,455	2.1	13,374	1.6	38,829	1.9
	Africa	23,734	2.0	10,887	1.3	34,621	1.7
	Israel	981,623	82.7	724,042	85.3	1,705,665	83.8
Origin	Europe	542,259	46.1	401,117	47.6	943,376	46.7
	Asia	283,819	24.1	199,373	23.7	483,192	23.9
	Africa	279,824	23.8	190,046	22.5	469,870	23.3
	Israel	69,762	5.9	52,322	6.2	122,084	6.0
		Mean	SD	Mean	SD	Mean	SD
Age at time of medical examination (years)		17.4	.5	17.3	.4	17.4	.4
BMI		22	3.4	22	3.4	22	3.4
Height (meters)		174.0	6.8	162.3	6.1	169.1	8.7

^aRated on a 90-point scale