| |
Controls (N = 9214)
|
SNVP (N = 1496)
|
Comparison
|
|---|
|
t/χ2 statistic
|
p value
|
|---|
|
Age (months)
|
119.06 ± 7.48
|
118.71 ± 7.37
|
1.704
|
0.088
|
|
Gender (male/female)
|
4358/4856
|
757/739
|
5.631
|
0.018
|
|
BMI
|
18.66 ± 4.08
|
19.48 ± 4.58
|
− 7.141
|
9.87 × 10−13
|
|
Parents income
|
7.70 ± 2.42
|
6.76 ± 2.95
|
13.48
|
4.47 × 10−41
|
|
Parents education
|
16.80 ± 2.65
|
15.55 ± 3.07
|
16.56
|
7.32 ×10−61
|
|
Puberty
|
1.58 ± 0.48
|
1.72 ± 0.55
|
− 9.935
|
3.71 × 10−23
|
|
Race (White/Black/Indian/others)
|
7151/1718/277/68
|
965/436/67/28
|
120.4
|
5.10 × 10−28
|
|
Use of tobacco (yes/no)
|
8062/1152
|
1260/236
|
11.47
|
7.09 × 10−4
|
|
Use of alcohol (yes/no)
|
6912/2302
|
1186/310
|
13.31
|
2.65 × 10−4
|
|
Use of marijuana (yes/no)
|
8767/447
|
1382/114
|
18.18
|
2.01 × 10−5
|
|
Use of cocaine/crack (yes/no)
|
9179/35
|
1485/11
|
1.556
|
0.212
|
|
Use of heroin/morphine (yes/no)
|
9204/10
|
1491/5
|
0.903
|
0.342
|
|
Use of oxytocin (yes/no)
|
9192/22
|
1489/7
|
0.470
|
0.493
|
- The data was shown as mean ± standard deviation
