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Table 1 Numbers of births with missing data, by type of data.

From: Racial discrepancies in the association between paternal vs. maternal educational level and risk of low birthweight in Washington State

Type of missing data

Births (%) missing

Maternal age

296 (0.1%)

Maternal race

9966 (2.9%)

Maternal education

35670 (10.3%)

Any maternal key data

48307 (13.9%)

Paternal age

29997 (8.6%)

Paternal race

39772 (11.5%)

Paternal education

73421 (21.15%)

Any paternal key data

77737 (22.4%)

Any key data

82297 (23.7%)

  1. Numbers of births with missing data, by type of data. Note, some births had more than one type of missing data. "Key data" includes age, race and educational attainment.
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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