Variables
|
Timing of sex initiation
|
---|
|
BHS (n = 115)a
|
HS (n = 705)a
|
Univ (n = 1088)a
|
---|
Current age
| | | |
≤ 19
|
21.4
|
24.3
|
6.7
|
> 19
|
78.6
|
75.7
|
93.3
|
Grade
| | | |
I
|
40.9
|
40.4
|
8.5
|
II
|
30.4
|
28.9
|
26.9
|
III
|
23.5
|
26.4
|
42.4
|
IV
|
5.2
|
4.3
|
22.2
|
Familys' economic status
| | | |
Rich
|
14.9
|
14.5
|
10.8
|
Between
|
73.7
|
79.1
|
82.2
|
Poor
|
11.4
|
6.4
|
7.0
|
Hometown area
| | | |
Countryside
|
24.6
|
19.1
|
27.3
|
Town/city
|
75.4
|
80.9
|
72.7
|
Mean age of first sex
| | | |
± SDb
|
15.53 ± 1.94
|
18.38 ± 1.25
|
20.44 ± 1.16
|
-
a Data were shown in percentages, and the perentages of some items may not add up to 100 due to missing data.
-
b SD, standard deviation.