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. 2017 Jul 31;53(10):1966–1977. doi: 10.1037/dev0000372

Table 1. Sociodemographic Information by Family Type.

Natural conception Surrogacy Egg donation Donor insemination F p
Variable Mean SD Mean SD Mean SD Mean SD
Age of mother (years) 48.27 2.73 51.60 4.85 53.66 5.91 48.93 3.45 12.42 .000
Age of children (months) 169.16 4.23 167.17 5.84 168.29 5.73 167.37 5.04 1.32 ns
N (%) N (%) N (%) N (%) χ2 p
Child’s gender 1.69 ns
 Boy 25 (46.3) 12 (42.9) 15 (55.6) 18 (56.3)
 Girl 29 (53.7) 16 (57.1) 12 (44.4) 14 (43.8)
Number of siblings 20.40 .002
 0 4 (7.4) 12 (42.9) 13 (48.1) 11 (34.4)
 1 41 (75.9) 13 (46.4) 11 (40.7) 17 (53.1)
 2+ 9 (16.7) 3 (10.7) 3 (11.1) 4 (12.5)
Marital Status 6.42 .09
 Married 48 (88.9) 21 (75) 25 (92.6) 22 (73.3)
 Separated/divorced 6 (11.1) 7 (25.0) 2 (7.4) 8 (26.7)
Ethnic group: 2.90 ns
 White 47 (97.9) 25 (100) 23 (92.0) 26 (96.3)
 Non-white 1 (2.1) 0 (0) 2 (8) 1 (3.7)
Mothers’ educational level 15.16 .002
 No university degree 19 (35.2) 22 (78.6) 16 (59.3) 19 (59.4)
 University degree 35 (64.8) 6 (21.4) 11 (40.7) 13 (40.6)