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COVID-19 National Longitudinal Phone Survey 2020

Nigeria, 2020 - 2021
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Reference ID
NGA-NBS-2020-NLPS-v12-M
Producer(s)
National Bureau of Statistics (NBS)
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Created on
Aug 25, 2021
Last modified
Aug 25, 2021
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Questionnaires
COVID-19 National Longitudinal Phone Survey (COVID-19 NLPS) 2020, Round 8 Household Questionnaire
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/791
COVID-19 National Longitudinal Phone Survey (COVID-19 NLPS) 2020, Round 9 Household Questionnaire
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/792
COVID-19 National Longitudinal Phone Survey (COVID-19 NLPS) 2020, Round 10 Household Questionnaire
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/793
COVID-19 National Longitudinal Phone Survey (COVID-19 NLPS) 2020, Round 11 Household Questionnaire
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/756
COVID-19 National Longitudinal Phone Survey (COVID-19 NLPS) 2020, Round 12 Household Questionnaire
Download [PDF, 335.39 KB]
Author(s) National Bureau of Statistics, Nigeria The World Bank
Country Nigeria
Language English
Download https://nigerianstat.gov.ng/microdata/index.php/catalog/69/download/863
Reports
COVID-19 Impact Monitoring, Round 10
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Date 2021-02
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/818
COVID-19 Impact Monitoring, Round 12
Download [PDF, 555.72 KB]
Author(s) National Bureau of Statistics, Nigeria The World Bank
Date 2021-04
Country Nigeria
Language English
Download https://nigerianstat.gov.ng/microdata/index.php/catalog/69/download/870
Technical documents
COVID-19 National Longitudinal Phone Survey 2020, Round 9 Interviewer Manual
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Date 2021-01
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/803
COVID-19 National Longitudinal Phone Survey 2020, Round 10 Interviewer Manual
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Date 2021-02
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/804
COVID-19 National Longitudinal Phone Survey 2020, Round 11 Interviewer Manual
External link
Author(s) National Bureau of Statistics, Nigeria The World Bank
Date 2021-03
Country Nigeria
Language English
Download https://www.nigerianstat.gov.ng/nada/index.php/catalog/67/download/806
COVID-19 National Longitudinal Phone Survey 2020, Round 12 Interviewer Manual
Download [PDF, 861.4 KB]
Author(s) National Bureau of Statistics, Nigeria The World Bank
Date 2021-04
Country Nigeria
Language English
Download https://nigerianstat.gov.ng/microdata/index.php/catalog/69/download/867
Nigeria COVID-19 National Longitudinal Phone Survey, Basic Information Document
Download [PDF, 950.42 KB]
subtitle Version 12
Author(s) National Bureau of Statistics, Nigeria The World Bank
Date 2021-08
Country Nigeria
Language English
Table of contents 1.0 Introduction ......................................................................................................................... 6

2.0 Sample and Weights ............................................................................................................ 7
2.1 Survey Sample .................................................................................................................. 7
2.2 Survey Weights ................................................................................................................ 8

3.0 Training of Interviewers for the Survey ............................................................................ 10

4.0 Field Work .......................................................................................................................... 10
4.1 Organization of Fieldwork.............................................................................................. 10
4.2 Gift to Households ......................................................................................................... 11
4.3 Pre-loaded Information ................................................................................................. 11
4.4 Respondents................................................................................................................... 11
4.5 Data Monitoring and Evaluation ................................................................................... 11

5.0 Data Management ............................................................................................................. 12
5.1 Computer Assisted Telephone Interview (CATI) ........................................................... 12
5.2 Data Communication System ........................................................................................ 13
5.3 Data Cleaning ................................................................................................................. 13
5.4 Confidential Information ............................................................................................... 13

6.0 Using the Data ................................................................................................................... 13
6.1 File Structure .................................................................................................................. 13
6.2 Merging Datasets ........................................................................................................... 14

7.0 Survey Rounds ................................................................................................................... 14
7.1 Baseline (Round 1) ......................................................................................................... 14
7.1.1 Overview ................................................................................................................. 14
7.1.2 Weights ................................................................................................................... 14
7.1.3 The Survey Instruments .......................................................................................... 15
7.1.4 Description of Datasets .......................................................................................... 16
7.2 Round 2 .......................................................................................................................... 17
7.2.1 Overview ................................................................................................................. 17
7.2.2 Sample .................................................................................................................... 17
7.2.3 The Survey Instruments .......................................................................................... 17
7.2.4 Description of Datasets .......................................................................................... 19
7.3 Round 3 .......................................................................................................................... 20
7.3.1 Overview ................................................................................................................. 20
7.3.2 Sample .................................................................................................................... 20
7.3.3 The Survey Instruments .......................................................................................... 21
7.3.4 Description of Datasets .......................................................................................... 23
7.4 Round 4 .......................................................................................................................... 23
7.4.1 Overview ................................................................................................................. 23
7.4.2 Sample .................................................................................................................... 23
7.4.3 The Survey Instruments .......................................................................................... 24
7.4.4 Description of Datasets .......................................................................................... 26
7.5 Round 5 .......................................................................................................................... 27
7.5.1 Overview ................................................................................................................. 27
7.5.2 Sample .................................................................................................................... 27
7.5.3 The Survey Instruments .......................................................................................... 29
7.5.4 Description of Datasets .......................................................................................... 31
7.6 Round 6 .......................................................................................................................... 32
7.6.1 Overview ................................................................................................................. 32
7.6.2 Sample .................................................................................................................... 32
7.6.3 The Survey Instruments .......................................................................................... 34
7.6.4 Description of Datasets .......................................................................................... 36
7.7 Round 7 .......................................................................................................................... 36
7.7.1 Overview ................................................................................................................. 36
7.7.2 Sample .................................................................................................................... 36
7.7.3 The Survey Instruments .......................................................................................... 37
7.7.4 Description of Datasets .......................................................................................... 39
7.8 Round 8 .......................................................................................................................... 40
7.8.1 Overview ................................................................................................................. 40
7.8.2 Sample .................................................................................................................... 40
7.8.3 The Survey Instruments .......................................................................................... 41
7.8.4 Description of Datasets .......................................................................................... 43
7.9 Round 9 .......................................................................................................................... 43
7.9.1 Overview ................................................................................................................. 43
7.9.2 Sample .................................................................................................................... 43
7.9.3 The Survey Instruments .......................................................................................... 44
7.9.4 Description of Datasets .......................................................................................... 46
7.10 Round 10..................................................................................................................... 47
7.10.1 Overview ................................................................................................................. 47
7.10.2 Sample .................................................................................................................... 47
7.10.3 The Survey Instruments .......................................................................................... 49
7.10.4 Description of Datasets .......................................................................................... 51
7.11 Round 11..................................................................................................................... 52
7.11.1 Overview ................................................................................................................. 52
7.11.2 Sample .................................................................................................................... 52
7.11.3 The Survey Instruments .......................................................................................... 54
7.11.4 Description of Datasets .......................................................................................... 56
7.12 Round 12..................................................................................................................... 57
7.12.1 Overview ................................................................................................................. 57
7.12.2 Sample .................................................................................................................... 57
7.12.3 The Survey Instruments .......................................................................................... 58
7.12.4 Description of Datasets .......................................................................................... 60

Appendix 1: How to Obtain Copies of the Data ........................................................................... 61
Appendix 2: Changes to the Data ................................................................................................. 62
June 2021 .................................................................................................................................. 62
Download https://nigerianstat.gov.ng/microdata/index.php/catalog/69/download/868
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