|
Demographic variables
|
2006 vs. 2013
|
2013
|
|---|
| |
2006
|
2013
|
p-value
|
NICU
|
Well baby
|
p-value
|
|---|
|
Total number of participants
|
201
|
153
| |
51
|
102
| |
|
Mean age of mother (yrs)
|
29 ± 5
|
29 ± 5
|
0.90
|
28 ± 5
|
31 ± 5%
|
0.78
|
|
Median gravidity
|
2
|
2
|
0.03
|
2
|
2
|
0.61
|
|
Median parity
|
1
|
2
|
0.01
|
2
|
2
|
0.10
|
|
Mean gestational age (wks)
|
38 ± 1
|
37 ± 5
|
0.80
|
33 ± 6
|
39 ± 1
|
0.25
|
|
Delivery type
| | | | | | |
|
Vaginal
|
60%
|
60%
|
0.92
|
48%
|
64%
|
0.06
|
|
Sex of infant
| | | | | | |
|
Female
|
50%
|
52%
|
0.71
|
54%
|
54%
|
0.99
|
|
Marital status
| | | | | | |
|
Married
|
72%
|
57%
|
0.31
|
46%
|
62%
|
0.07
|
|
Race/Ethnicity
| | | | | | |
|
White, Non-Hispanic
|
68%
|
56%
|
0.02
|
50%
|
59%
|
0.30
|
|
Work
| | | | | | |
|
Full-time
|
58%
|
64%
|
0.25
|
67%
|
62%
|
0.55
|
|
Education level
| | | | | | |
|
College educated
|
43%
|
53%
|
0.06
|
47%
|
55%
|
0.33
|
|
Insurance
| | | | | | |
|
Public
|
22%
|
36%
|
0.01
|
44%
|
31%
|
0.11
|
|
Where mom born
| | | | | | |
|
US-born
|
92%
|
88%
|
0.22
|
92%
|
87%
|
0.32
|
|
Obstetrical provider
| | | | | | |
|
Mid-wife
|
4%
|
14%
|
0.01
|
19%
|
11%
|
0.15
|
- Comparing the 2006 and 2013 participants, median gravity and parity, race/ethnicity, insurance type, and obstetrical provider were all significantly different (p < 0.05). No statistically significant differences were found between the 2013 NICU and WBN groups.
