Prevalence of Elevated Alanine Aminotransferase by Diagnostic Criterion, Age, and Gender among Adolescents
Table 1
Baseline descriptive statistics for serum alanine aminotransferase levels (U/L) stratified by gender among the adolescents (aged 10–17 years) of Shenzhen, China, 2017–2018.
Sample
Mean
SD
Min
Percentiles
Max
5th
10th
25th
50th
75th
90th
95th
99th
Overall (years)
10.0–10.9
60
11.25
5.04
3
6
7
9
10
13
14
15
33
39
11.0–11.9
967
12.23
6.85
3
7
8
9
11
14
17
20
38
141
12.0–12.9
1511
12.67
9.29
1
7
8
9
11
13
18
22
48
206
13.0–13.9
471
14.85
21.84
3
7
8
9
12
15
20
27
76
415
14.0–14.9
1101
14.21
12.76
1
7
8
9
11
14
22
33
68
193
15.0–15.9
1789
15.57
19.59
3
7
8
9
11
16
24
35
75
495
16.0–16.9
1136
15.80
15.54
3
7
7
9
12
16
25
36
81
213
17.0–17.9
246
15.29
11.38
4
7
8
9
12
16
25
33
65
93
10.0–17.9
7281
14.26
14.77
1
7
8
9
11
15
21
30
67
495
Boys (years)
10.0–10.9
33
11.21
5.58
6
6
7
9
10
12
14
15
31
39
11.0–11.9
490
13.36
8.52
4
7
8
10
12
15
18
23
46
141
12.0–12.9
899
13.39
8.80
2
7
8
9
11
14
19
25
50
113
13.0–13.9
269
13.17
10.12
4
7
8
9
11
14
19
25
50
138
14.0–14.9
546
16.74
16.36
1
7
8
10
12
18
27
40
92
193
15.0–15.9
1017
18.23
24.31
3
7
8
10
13
18
29
40
116
495
16.0–16.9
624
18.51
19.45
3
7
8
10
13
19
33
50
102
213
17.0–17.9
136
17.16
13.62
4
7
8
10
12
18
32
49
65
93
10.0–17.9
4014
15.96
17.02
1
7
8
10
12
16
25
37
79
495
Girls (years)
10.0–10.9
27
11.30
4.39
3
7
7
10
11
13
14
16
25
28
11.0–11.9
477
11.07
4.24
3
6
7
9
10
12
16
18
27
40
12.0–12.9
612
11.62
9.89
1
6
7
9
10
12
16
19
43
206
13.0–13.9
202
17.07
31.15
3
7
8
9
12
16
22
30
96
415
14.0–14.9
555
11.72
6.89
2
6
7
8
10
13
16
21
43
68
15.0–15.9
772
12.06
9.48
3
6
7
8
10
13
18
23
46
186
16.0–16.9
512
12.51
7.44
3
7
7
9
11
14
20
24
36
88
17.0–17.9
110
12.98
7.17
4
7
8
9
12
15
19
22
29
69
10.0–17.9
3267
12.18
11.06
1
6
7
9
10
13
17
22
46
415
ALT: alanine aminotransferase; SD: standard deviation.