Table I.

Study demographics.

	#	%
Total families	61	100
Couples	46	75
Individual women whose partners did not  participate	9	15
Single women	6	10
Total number of study participants	107	100
Women	65	61
Men	42	39
Age
Median age of women at the birth of their first  child	42 (40–46)
Median age of men at the birth of their first child  via IVF	43 (35–67)
Marital status
Heterosexual marriages/partnerships	51	83
Same sex female marriages	4	7
Single women	6	10
Men who had previous families	7	17
Children
Median number of children per family	1 (1–3)
Median age of first child	3.5 (>1–10)
Number of families with one child after IVF	40	66
Number of families with two children after IVF	18	29
Number of families with three children after IVF	3	5
Conception methods
IVF	46	75
IVF with donor sperm	9	15
IVF with donor eggs	6	10
Median months trying to conceive prior to IVF	6 (0–60)
Average total cycles of IVF	2 (1–6)
Ethnicitya,b
Caucasian	96	83
African American	2	2
Pacific Islander	1	1
Asian	6	5
More than one race	1	1
Middle Eastern	5	4
Other	2	2
No ethnicity reported	3	3
Household incomeb
$0–$99 999	5	9
$100 000–$149 999	11	18
$150 000–$199 999	17	28
$200 000–$249 999	8	13
More than $250 000	19	31
Not reported	1	2
Employmenta,b
Women employed full-time	34	52
Women employed part-time	15	23
Women without paid work	16	25
Men employed full-time	41	80
Men employed part-time	8	16
Men without paid work	2	4
Educationa,b
High school	1	1
Some college	12	10
College	47	39
Post graduate	56	46
No education reported	6	5

^aSome individual participants reported on behalf of spouses.

^bSome participants did not report in some categories.