Characteristic
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013
Number of LBW births
402 441 460 473 426 428 396 406 403 372 393
Age ofmother
?
19 years
15.2 18.6 19.6 19.2 22.8 16.8 18.2 15.3 18.9 18.0 10.2
?
30 years
31.6 28.3 29.8 28.5 28.4 26.6 28.8 29.6 26.8 33.1 29.5
Marital status
Unmarried
72.9 74.6 73.3 76.5 75.8 80.1 79.3 75.4 81.1 80.9 82.2
Mother?s education
<9 years
6.0
4.5
3.9
4.2
2.1
4.4
2.5
3.0
2.0
3.2
5.1
Prenatal care began
1st Trimester
65.2 67.1 67.0 63.0 67.4 66.8 65.2 69.7 70.0 69.1 66.9
3rd Trimester
5.7
3.2
4.8
7.0
5.4
6.8
5.8
4.2
4.0
4.3
8.4
No Care
7.5
5.9
8.5
9.5
8.5
7.5
4.3
6.7
6.7
5.9
4.3
Prenatal visits
1-4
13.2 13.8 13.0 15.0 11.5 16.4 12.1 13.5 11.4 15.1 17.6
?
5
76.6 78.9 77.4 74.8 79.6 75.7 81.8 78.8 79.7 78.2 76.8
?
9
45.5 50.8 50.2 44.4 46.2 44.6 52.0 47.8 47.4 51.6 50.6
?
13
17.4 16.3 15.4 11.4 15.7 16.6 16.9 15.5 13.9 16.4 15.3
Medical risks/
Complications
a
72.9 71.7 72.8 74.8 69.7 66.1 69.4 74.4 65.5 70.2 71.2
Gestational age
b
Preterm (<37weeks)
69.7 68.5 70.2 74.2 71.8 71.7 69.7 74.9 69.0 79.0 70.7
Birthweight
<1,500 grams
13.2 12.7 15.2 15.4 15.3 16.8 14.4 16.7 18.4 16.7 13.7
<1,000 grams
6.2
5.2
6.5
5.5
7.5
7.9
8.1
7.4
9.2
8.9
4.6
Child?s sex
Male
49.0 53.7 51.3 52.0 46.0 45.6 48.2 54.9 46.4 49.2 51.4
Female
51.0 46.3 48.7 48.0 54.0 54.4 51.8 45.1 53.6 50.8 48.6
Plurality
Multiple births
15.2 13.2 11.7 13.5 11.3 13.3 13.1 15.5 11.7 15.6 12.7
Caesarean delivery
38.3 36.5 36.5 39.3 40.1 39.3 39.4 44.6 34.5 47.3 44.3
Place of delivery
Hospital
c
99.3 99.8 98.9 99.8 99.8 99.8 99.5 99.8 99.5 99.7 100.0
Attendant at birth
Midwife
d
15.9 16.1 13.3 11.8 14.3 10.7 11.1 11.1 10.7
8.9 11.5
Previous live births
1 or more
64.4 62.4 66.5 68.1 59.9 66.4 64.1 67.2 64.3 69.6 68.7
b
Physician's estimate.
c
Hospital, clinic, medical center or maternity home.
d
LicensedMidwife or Certified Nurse Midwife.
Notes:
a
Reportedmedical risks for this pregnancy and/or complications of labor and delivery.
TABLE1B-13
LOW-BIRTHWEIGHT (LBW) BIRTHSACCORDINGTOSELECTEDMATERNAL, PRENATALCAREAND
DELIVERYCHARACTERISTICS, BIRTHWEIGHT, PLURALITY, CHILD?SSEX, BIRTHORDER,
ANDBIRTHCOMPLICATIONS, ARIZONA, 2003-2013
(AMERICAN INDIANORALASKANATIVEMOTHERS)
44
Arizona Health Status and Vital Statistics 2013
