N
n
%*
N
n
%*
N
n
%*
Diabetes
1489
3
0.2
745
1
0.1
744
2
0.3
Started puberty
1374
1234
90.7
700
591
84.4
674
643
95.4
Pacemaker
1489
0
0.0
745
–
–
744
–
–
Exposed to secondhand smoke
1489
298
26.6
745
152
26.9
744
146
26.2