목차
Control count of records 7
File layout 8
Detailed Technical Notes 41
Introduction 42
Definition of Live Birth 42
The Birth Registration Area 43
Classification of births by occurrence and residence 44
Residence error 44
Population based rates 44
Geographic classification 44
Standard Certificates of Live Birth 45
The 2003 revision 45
Birth eLearning training 46
Natality data files 47
Micro-data files 47
Demographic Characteristics 47
Hispanic origin and race 47
Hispanic origin 47
Race of mother and father 48
Age of mother 49
Imputation of age of mother 49
Extreme values of age 49
Mean age of mother 49
Not stated age or date of birth of mother 49
Age of father 49
Marital status 50
Inferential procedures 50
Imputation of marital status 50
Educational attainment 50
Mother 50
Father 51
Live-birth order and parity 51
4
Birth interval 52
Total-birth order 52
Pregnancy interval 53
Medical and Public Services Utilization 53
Prenatal care 53
WIC food during pregnancy 54
Obstetric procedures 54
Characteristics of labor and delivery 55
Place of birth 55
Planned home births 56
Time of birth 56
Attendant at birth 56
CNM/CM-attended births 56
Method of delivery 57
Trial of labor 57
Total cesarean rate 57
Low-risk cesarean rate 57
Primary cesarean and VBAC delivery rates 57
Payment source for the delivery 58
Maternal Behavior and Health Characteristics 58
Mother’s body mass index (BMI) 58
Mother’s height 59
Mother’s pre-pregnancy weight 59
Mother’s weight at delivery 59
Weight gain during pregnancy 60
Cigarette smoking before and during pregnancy 60
Quitting smoking before or during pregnancy 60
Risk factors in this pregnancy 61
Eclampsia 61
Pregnancy from infertility treatment 61
Infections present and/or treated during this pregnancy 62
Maternal morbidity 62
Infant Health Characteristics 63
Period of gestation 63
Birthweight 63
Apgar score 64
5-minute score 64
10-minute score 64
Abnormal conditions of the newborn 65
Congenital anomalies of the newborn 65
Down syndrome and suspected chromosomal disorder 66
Plurality 66
Infant breastfed 66
Quality of Data 67
Completeness of registration 67
Completeness of reporting 67
Quality control procedures 68
Comparison with medical records 68
Rarely occurring events 68
State-specific data quality issues for 2024 69
Computation of Rates and Other Measures 72
Population denominators 72
2024 population estimates 72
Population estimates for the specific Hispanic groups 73
Revised population estimates 73
Residential population base 73
Net census undercounts and overcounts 73
Cohort fertility tables 73
Total fertility rates 74
Computation of percentages, percentage distributions, and means 74
Computation of Measures of Variability 75
Random variation and significance testing for natality data 75
Specified Hispanic population groups 75
References 76
