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Table 1 Population study characteristics

From: Infectious episodes during pregnancy, at particular mucosal sites, increase specific IgA1 or IgA2 subtype levels in human colostrum

Characteristic

Frequencies (percentages)

Age of mothers

Mean = 24.96 ± 6.613

Geographical origin

Mexico City = 873 (97%)

Other = 27 (3%)

Delivery method

VD = 456 (50.67%)

C-section = 444 (49.33%)

Number of parturitions

1st = 399 (44.33%)

2nd = 287 (31.89%)

3rd = 146 (16.22%)

4th = 68 (7.56%)

Hospital

HR 1° Oct = 193 (21.44%)

HRAEI = 359 (39.89%)

HMuj = 349 (38.77%)

Epidemiological group

H group = 423 (47.00%)

IE group = 477 (53.00%)