Characteristic
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013
Number of LBW births
354 373 435 489 532 503 559 492 546 551 523
Age ofmother
?
19 years
16.9 18.0 16.8 17.0 15.8 16.7 13.8 17.5 13.7 10.2 12.8
?
30 years
24.6 26.8 26.7 29.2 28.2 31.8 30.6 27.6 33.5 32.3 33.8
Marital status
Unmarried
68.1 68.4 65.7 66.1 66.4 65.2 69.8 72.2 67.9 69.0 72.8
Mother?s education
<9 years
2.5
2.1
6.2
4.3
5.5
4.4
3.2
4.3
2.9
2.9
3.1
Prenatal care began
1st Trimester
74.0 72.1 75.6 75.9 77.4 77.7 79.4 82.5 80.0 78.8 77.8
3rd Trimester
5.4
3.5
2.3
1.6
3.4
3.4
2.5
1.6
3.1
3.4
3.3
No Care
5.9
6.7
4.4
3.5
3.6
4.4
4.1
2.4
2.4
2.4
3.4
Prenatal visits
1-4
9.3
9.4
9.0
9.4
9.0
6.8
7.3
9.3
9.5 10.3
8.6
?
5
79.7 82.3 85.5 86.7 87.4 88.5 88.0 87.8 86.3 86.0 87.2
?
9
56.8 59.5 57.7 60.9 60.0 62.0 64.0 60.4 64.1 64.4 66.7
?
13
28.8 24.1 23.4 21.3 22.9 21.3 23.8 26.6 29.3 27.6 25.2
Medical risks
Complications
a
59.3 61.7 64.1 63.0 67.7 68.4 72.8 74.0 68.7 68.4 70.0
Gestational age
b
Preterm (<37weeks)
70.1 71.6 74.3 70.6 70.1 71.6 72.1 68.9 65.6 65.7 66.9
Birthweight
<1,500 grams
18.4 21.7 20.0 18.2 20.3 22.1 22.2 23.0 20.0 20.0 18.0
<1,000 grams
11.6 10.5 11.0
9.8 10.2 13.1 10.9 12.6 10.8 10.3 10.3
Child?s sex
Male
49.4 47.5 47.1 45.2 47.9 49.7 49.7 42.3 46.0 45.7 47.2
Female
50.6 52.5 52.9 54.6 52.1 50.3 50.3 57.7 54.0 54.3 52.8
Plurality
Multiple births
19.5 20.1 14.5 18.2 18.6 19.1 22.0 19.7 17.8 21.2 21.4
Caesarean delivery
34.7 36.2 39.3 37.4 43.0 44.9 45.6 43.9 43.4 45.6 42.8
Place of delivery
Hospital
c
99.7 98.7 100.0 99.6 100.0 99.8 99.6 99.4 99.8 100.0 99.0
Attendant at birth
Midwife
d
2.3
1.6
1.1
1.0
1.1
2.0
1.3
2.0
2.6
0.9
1.9
Previous live births
1 or more
64.7 63.5 59.8 62.8 64.5 62.8 61.4 59.3 62.5 65.2 61.8
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-11
LOW-BIRTHWEIGHT (LBW) BIRTHSACCORDINGTOSELECTEDMATERNAL, PRENATALCAREAND
DELIVERYCHARACTERISTICS, BIRTHWEIGHT, PLURALITY, CHILD'SSEX, BIRTHORDER,
ANDBIRTHCOMPLICATIONS, ARIZONA, 2003-2013
(BLACKORAFRICANAMERICANMOTHERS)
42
Arizona Health Status and Vital Statistics 2013
