Global Adult Tobacco Survey 2018
China, 2018
Get Microdata
Reference ID
CHN_2018_GATS_v01_M
Producer(s)
Chinese Center for Disease Control and Prevention
Metadata
Created on
Nov 09, 2023
Last modified
Nov 09, 2023
Page views
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- Data files
- CHN_GATS_2018_Pub_Use_16JUL2020
B11. How old were you when you first started smoking tobacco daily? (B11)
Data file: CHN_GATS_2018_Pub_Use_16JUL2020
Overview
Valid:
1171
Invalid:
18205
Minimum:
7
Maximum:
99
Type:
Discrete
Decimal:
0
Width:
8
Range:
7 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 7 | 2 |
0.2%
|
|
| 8 | 3 |
0.3%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 4 |
0.3%
|
|
| 12 | 10 |
0.9%
|
|
| 13 | 15 |
1.3%
|
|
| 14 | 12 |
1%
|
|
| 15 | 49 |
4.2%
|
|
| 16 | 66 |
5.6%
|
|
| 17 | 66 |
5.6%
|
|
| 18 | 134 |
11.4%
|
|
| 19 | 39 |
3.3%
|
|
| 20 | 254 |
21.7%
|
|
| 21 | 40 |
3.4%
|
|
| 22 | 64 |
5.5%
|
|
| 23 | 50 |
4.3%
|
|
| 24 | 53 |
4.5%
|
|
| 25 | 79 |
6.7%
|
|
| 26 | 17 |
1.5%
|
|
| 27 | 16 |
1.4%
|
|
| 28 | 20 |
1.7%
|
|
| 29 | 2 |
0.2%
|
|
| 30 | 67 |
5.7%
|
|
| 31 | 4 |
0.3%
|
|
| 32 | 14 |
1.2%
|
|
| 33 | 9 |
0.8%
|
|
| 34 | 4 |
0.3%
|
|
| 35 | 14 |
1.2%
|
|
| 36 | 1 |
0.1%
|
|
| 37 | 2 |
0.2%
|
|
| 38 | 3 |
0.3%
|
|
| 40 | 17 |
1.5%
|
|
| 41 | 2 |
0.2%
|
|
| 42 | 3 |
0.3%
|
|
| 43 | 1 |
0.1%
|
|
| 45 | 7 |
0.6%
|
|
| 46 | 1 |
0.1%
|
|
| 47 | 1 |
0.1%
|
|
| 48 | 1 |
0.1%
|
|
| 49 | 1 |
0.1%
|
|
| 50 | 4 |
0.3%
|
|
| 52 | 1 |
0.1%
|
|
| 53 | 1 |
0.1%
|
|
| 54 | 1 |
0.1%
|
|
| 55 | 1 |
0.1%
|
|
| 63 | 1 |
0.1%
|
|
| 64 | 1 |
0.1%
|
|
| 68 | 1 |
0.1%
|
|
| 70 | 2 |
0.2%
|
|
| 99 | 10 |
0.9%
|
|
| 9999 | DON'T KNOW/REFUSED | 0 |
0%
|
| Sysmiss | 18205 |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.