Characteristic Overall, N = 301 Control, N = 151 RCIU temp (<32sdg), N = 151 p-value2
Edad 32 (28, 38) 29 (27, 40) 33 (30, 37) 0.6
Grupo étnico
    Latino 30 (100%) 15 (100%) 15 (100%)
Estado civil 0.5
    Casada 10 (33%) 4 (27%) 6 (40%)
    Sotera 5 (17%) 4 (27%) 1 (6.7%)
    Unión libre 15 (50%) 7 (47%) 8 (53%)
Ocupación 0.13
    ANALISTA 1 (3.3%) 0 (0%) 1 (6.7%)
    COMERCIANTE 1 (3.3%) 0 (0%) 1 (6.7%)
    EMPLEADA 11 (37%) 8 (53%) 3 (20%)
    ENFERMERA 2 (6.7%) 0 (0%) 2 (13%)
    ESTUDIANTE 2 (6.7%) 1 (6.7%) 1 (6.7%)
    Hogar 2 (6.7%) 0 (0%) 2 (13%)
    HOGAR 10 (33%) 6 (40%) 4 (27%)
    MEDICO 1 (3.3%) 0 (0%) 1 (6.7%)
Escolaridad 0.2
    Preparatoria 17 (57%) 11 (73%) 6 (40%)
    Secundaria 5 (17%) 1 (6.7%) 4 (27%)
    Superior 8 (27%) 3 (20%) 5 (33%)
Talla (cm) 159.5 (157.3, 160.0) 160.0 (160.0, 161.0) 158.0 (154.5, 158.5) 0.011
Peso (Kg) 72 (67, 79) 72 (67, 79) 71 (68, 80) >0.9
IMC 29.4 (26.5, 30.8) 28.5 (26.5, 30.2) 30.0 (26.7, 31.8) 0.4
Enfermedades crónicas 0.2
    Asma 3 (16%) 0 (0%) 3 (27%)
    Cancer/ neoplasias 2 (11%) 1 (13%) 1 (9.1%)
    Diabetes pregestacional 6 (32%) 4 (50%) 2 (18%)
    Hipotiroidismo 5 (26%) 1 (13%) 4 (36%)
    HTA crónica 1 (5.3%) 0 (0%) 1 (9.1%)
    Otra endocrinopatia 1 (5.3%) 1 (13%) 0 (0%)
    Otras 1 (5.3%) 1 (13%) 0 (0%)
    Unknown 11 7 4
Enfermedades infecciosas 0 (NA%) 0 (NA%) 0 (NA%)
    Unknown 30 15 15
Tabaquismo >0.9
    No 25 (83%) 12 (80%) 13 (87%)
    Si 5 (17%) 3 (20%) 2 (13%)
Teratógenos
    No 30 (100%) 15 (100%) 15 (100%)
Alcohol 0.5
    No 28 (93%) 13 (87%) 15 (100%)
    Si 2 (6.7%) 2 (13%) 0 (0%)
Toxicomania 0 (NA%) 0 (NA%) 0 (NA%)
    Unknown 30 15 15
Antec. PEG
    No 30 (100%) 15 (100%) 15 (100%)
Antec. RCIU
    No 30 (100%) 15 (100%) 15 (100%)
Antec. HTA gestac
    No 30 (100%) 15 (100%) 15 (100%)
Antec. PE 0.3
    No 25 (83%) 14 (93%) 11 (73%)
    Si 5 (17%) 1 (6.7%) 4 (27%)
Antec. PE en familiar (madre/hermana)
    No 30 (100%) 15 (100%) 15 (100%)
Gestas 0.3
    1 8 (27%) 4 (27%) 4 (27%)
    2 11 (37%) 4 (27%) 7 (47%)
    3 7 (23%) 4 (27%) 3 (20%)
    4 3 (10%) 3 (20%) 0 (0%)
    5 1 (3.3%) 0 (0%) 1 (6.7%)
Partos 0.2
    0 24 (80%) 13 (87%) 11 (73%)
    1 2 (6.7%) 1 (6.7%) 1 (6.7%)
    2 3 (10%) 0 (0%) 3 (20%)
    4 1 (3.3%) 1 (6.7%) 0 (0%)
Cesareas 0.5
    0 13 (43%) 5 (33%) 8 (53%)
    1 12 (40%) 6 (40%) 6 (40%)
    2 4 (13%) 3 (20%) 1 (6.7%)
    3 1 (3.3%) 1 (6.7%) 0 (0%)
Abortos >0.9
    0 17 (57%) 8 (53%) 9 (60%)
    1 11 (37%) 6 (40%) 5 (33%)
    2 2 (6.7%) 1 (6.7%) 1 (6.7%)
1 Median (IQR); n (%)
2 Wilcoxon rank sum test; Fisher’s exact test