A PHP Error was encountered

Severity: Warning

Message: fopen(/home/microdatanigeria/public_html/files/sessions/ihsn_nada0f391b5d290c3afd613a5bf9f793a6d5f4dd3d2c): Failed to open stream: No space left on device

Filename: drivers/Session_files_driver.php

Line Number: 177

Backtrace:

File: /home/microdatanigeria/public_html/application/core/MY_Exceptions.php
Line: 185
Function: include

File: /home/microdatanigeria/public_html/application/core/MY_Controller.php
Line: 28
Function: __construct

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 8
Function: __construct

File: /home/microdatanigeria/public_html/index.php
Line: 343
Function: require_once

Backtrace

```
_error_handler()
```
Line #177 of /home/microdatanigeria/public_html/system/libraries/Session/drivers/Session_files_driver.php
```
fopen()
```
Line #72 of /home/microdatanigeria/public_html/system/libraries/Session/PHP8SessionWrapper.php
```
CI_Session_files_driver->read()
```
```
CI_SessionWrapper->read()
```
Line #137 of /home/microdatanigeria/public_html/system/libraries/Session/Session.php
```
session_start()
```
Line #1286 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Session->__construct()
```
Line #1179 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_init_library()
```
Line #1044 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load_stock_library()
```
Line #1090 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load_library()
```
Line #219 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load_library()
```
Line #203 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->library()
```
Line #1360 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->library()
```
Line #158 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_autoloader()
```
Line #87 of /home/microdatanigeria/public_html/system/core/Controller.php
```
CI_Loader->initialize()
```
Line #28 of /home/microdatanigeria/public_html/application/core/MY_Controller.php
```
CI_Controller->__construct()
```
Line #8 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
MY_Controller->__construct()
```
Line #519 of /home/microdatanigeria/public_html/system/core/CodeIgniter.php
```
Study->__construct()
```
Line #343 of /home/microdatanigeria/public_html/index.php
```
require_once()
```

A PHP Error was encountered

Severity: Warning

Message: session_start(): Failed to read session data: user (path: /home/microdatanigeria/public_html/files/sessions)

Filename: Session/Session.php

Line Number: 137

Backtrace:

File: /home/microdatanigeria/public_html/application/core/MY_Exceptions.php
Line: 185
Function: include

File: /home/microdatanigeria/public_html/application/core/MY_Controller.php
Line: 28
Function: __construct

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 8
Function: __construct

File: /home/microdatanigeria/public_html/index.php
Line: 343
Function: require_once

Backtrace

```
_error_handler()
```
Line #137 of /home/microdatanigeria/public_html/system/libraries/Session/Session.php
```
session_start()
```
Line #1286 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Session->__construct()
```
Line #1179 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_init_library()
```
Line #1044 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load_stock_library()
```
Line #1090 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load_library()
```
Line #219 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load_library()
```
Line #203 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->library()
```
Line #1360 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->library()
```
Line #158 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_autoloader()
```
Line #87 of /home/microdatanigeria/public_html/system/core/Controller.php
```
CI_Loader->initialize()
```
Line #28 of /home/microdatanigeria/public_html/application/core/MY_Controller.php
```
CI_Controller->__construct()
```
Line #8 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
MY_Controller->__construct()
```
Line #519 of /home/microdatanigeria/public_html/system/core/CodeIgniter.php
```
Study->__construct()
```
Line #343 of /home/microdatanigeria/public_html/index.php
```
require_once()
```

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/microdatanigeria/public_html/application/core/MY_Exceptions.php:195)

Filename: nbs_nada54/layout.php

Line Number: 2

Backtrace:

File: /home/microdatanigeria/public_html/application/core/MY_Exceptions.php
Line: 185
Function: include

File: /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
Line: 2
Function: header

File: /home/microdatanigeria/public_html/application/libraries/Template.php
Line: 716
Function: view

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 639
Function: render

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 263
Function: render_page

File: /home/microdatanigeria/public_html/index.php
Line: 343
Function: require_once

Backtrace

```
_error_handler()
```
Line #2 of /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
```
header()
```
Line #969 of /home/microdatanigeria/public_html/system/core/Loader.php
```
include()
```
Line #496 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load()
```
Line #716 of /home/microdatanigeria/public_html/application/libraries/Template.php
```
CI_Loader->view()
```
Line #639 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Template->render()
```
Line #263 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Study->render_page()
```
Line #533 of /home/microdatanigeria/public_html/system/core/CodeIgniter.php
```
Study->variable()
```
Line #343 of /home/microdatanigeria/public_html/index.php
```
require_once()
```

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/microdatanigeria/public_html/application/core/MY_Exceptions.php:195)

Filename: nbs_nada54/layout.php

Line Number: 3

Backtrace:

File: /home/microdatanigeria/public_html/application/core/MY_Exceptions.php
Line: 185
Function: include

File: /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
Line: 3
Function: header

File: /home/microdatanigeria/public_html/application/libraries/Template.php
Line: 716
Function: view

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 639
Function: render

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 263
Function: render_page

File: /home/microdatanigeria/public_html/index.php
Line: 343
Function: require_once

Backtrace

```
_error_handler()
```
Line #3 of /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
```
header()
```
Line #969 of /home/microdatanigeria/public_html/system/core/Loader.php
```
include()
```
Line #496 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load()
```
Line #716 of /home/microdatanigeria/public_html/application/libraries/Template.php
```
CI_Loader->view()
```
Line #639 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Template->render()
```
Line #263 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Study->render_page()
```
Line #533 of /home/microdatanigeria/public_html/system/core/CodeIgniter.php
```
Study->variable()
```
Line #343 of /home/microdatanigeria/public_html/index.php
```
require_once()
```

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/microdatanigeria/public_html/application/core/MY_Exceptions.php:195)

Filename: nbs_nada54/layout.php

Line Number: 4

Backtrace:

File: /home/microdatanigeria/public_html/application/core/MY_Exceptions.php
Line: 185
Function: include

File: /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
Line: 4
Function: header

File: /home/microdatanigeria/public_html/application/libraries/Template.php
Line: 716
Function: view

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 639
Function: render

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 263
Function: render_page

File: /home/microdatanigeria/public_html/index.php
Line: 343
Function: require_once

Backtrace

```
_error_handler()
```
Line #4 of /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
```
header()
```
Line #969 of /home/microdatanigeria/public_html/system/core/Loader.php
```
include()
```
Line #496 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load()
```
Line #716 of /home/microdatanigeria/public_html/application/libraries/Template.php
```
CI_Loader->view()
```
Line #639 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Template->render()
```
Line #263 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Study->render_page()
```
Line #533 of /home/microdatanigeria/public_html/system/core/CodeIgniter.php
```
Study->variable()
```
Line #343 of /home/microdatanigeria/public_html/index.php
```
require_once()
```

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/microdatanigeria/public_html/application/core/MY_Exceptions.php:195)

Filename: nbs_nada54/layout.php

Line Number: 5

Backtrace:

File: /home/microdatanigeria/public_html/application/core/MY_Exceptions.php
Line: 185
Function: include

File: /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
Line: 5
Function: header

File: /home/microdatanigeria/public_html/application/libraries/Template.php
Line: 716
Function: view

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 639
Function: render

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 263
Function: render_page

File: /home/microdatanigeria/public_html/index.php
Line: 343
Function: require_once

Backtrace

```
_error_handler()
```
Line #5 of /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
```
header()
```
Line #969 of /home/microdatanigeria/public_html/system/core/Loader.php
```
include()
```
Line #496 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load()
```
Line #716 of /home/microdatanigeria/public_html/application/libraries/Template.php
```
CI_Loader->view()
```
Line #639 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Template->render()
```
Line #263 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Study->render_page()
```
Line #533 of /home/microdatanigeria/public_html/system/core/CodeIgniter.php
```
Study->variable()
```
Line #343 of /home/microdatanigeria/public_html/index.php
```
require_once()
```

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/microdatanigeria/public_html/application/core/MY_Exceptions.php:195)

Filename: nbs_nada54/layout.php

Line Number: 6

Backtrace:

File: /home/microdatanigeria/public_html/application/core/MY_Exceptions.php
Line: 185
Function: include

File: /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
Line: 6
Function: header

File: /home/microdatanigeria/public_html/application/libraries/Template.php
Line: 716
Function: view

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 639
Function: render

File: /home/microdatanigeria/public_html/application/controllers/Study.php
Line: 263
Function: render_page

File: /home/microdatanigeria/public_html/index.php
Line: 343
Function: require_once

Backtrace

```
_error_handler()
```
Line #6 of /home/microdatanigeria/public_html/themes/nbs_nada54/layout.php
```
header()
```
Line #969 of /home/microdatanigeria/public_html/system/core/Loader.php
```
include()
```
Line #496 of /home/microdatanigeria/public_html/system/core/Loader.php
```
CI_Loader->_ci_load()
```
Line #716 of /home/microdatanigeria/public_html/application/libraries/Template.php
```
CI_Loader->view()
```
Line #639 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Template->render()
```
Line #263 of /home/microdatanigeria/public_html/application/controllers/Study.php
```
Study->render_page()
```
Line #533 of /home/microdatanigeria/public_html/system/core/CodeIgniter.php
```
Study->variable()
```
Line #343 of /home/microdatanigeria/public_html/index.php
```
require_once()
```

Nigeria - National Survey on Drug Use and Health 2016-2017

National Survey on Drug Use and Health 2016-2017
First round

Nigeria, 2016 - 2017

Get Microdata

Reference ID

NGA-NBS-NDUS-2016-2017-v01

Producer(s)

National Bureau of Statistics (NBS), Centre for Research and Information on Substance Abuse (CRISA)

Metadata

Documentation in PDF DDI/XML JSON

Created on

Mar 19, 2021

Last modified

Mar 19, 2021

Page views

969919

Downloads

24897

what was your age at first use of (sect10q2_07)

Data file: NATIONAL DRUG USE AND HEALTH HOUSEHOLD DATA

Overview

Valid: 16

Invalid: 38766

Minimum: 6

Maximum: 45

Mean: 21.625

Standard deviation: 9.351

Type: Continuous

Decimal: 0

Start: 6869

End: 6870

Width: 2

Range: 6 - 45

Format: Numeric

Questions and instructions

Question pretext

Now i am going to ask you questions on your possible use of some substances

Literal question

What was your age at first use?
Crack cocaine

Back to Catalog

A PHP Error was encountered

Backtrace

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Backtrace

A PHP Error was encountered

Backtrace

A PHP Error was encountered

Backtrace

A PHP Error was encountered

Backtrace

National Survey on Drug Use and Health 2016-2017 First round

Nigeria, 2016 - 2017

what was your age at first use of (sect10q2_07)

Data file: NATIONAL DRUG USE AND HEALTH HOUSEHOLD DATA

Overview

Questions and instructions

National Survey on Drug Use and Health 2016-2017
First round