SDN_2014_MICS_v01_M
Multiple Indicator Cluster Survey 2014
Name | Country code |
---|---|
Sudan | SDN |
Multiple Indicator Cluster Survey - Round 5 [hh/mics-5]
The Multiple Indicator Cluster Survey (MICS5), is the fifth round of MICS surveys. MICS was developed by UNICEF in the 1990s as an international household survey program to collect internationally comparable data on a wide range of indicators on the situation of children and women.
MICS plays a critical role in informing national policies such as the Sudan Strategic Plan (2012-2016) and the sector strategic plans of health, education, and water and sanitation. It also serves as an instrument to measure progress towards the achievement of national and international commitments for children and women wellbeing (MDG2015, SDG 2030).
The objective of this report is to facilitate the timely dissemination and use of key results (national averages) from the Sudan Multiple Indicator Cluster Survey (MICS), 2014 prior to the release of full tables and the final analytical report that contain detailed information on all survey findings by state level, various demographic, social, economic and cultural characteristics. Results related to food security are analyzed and presented within the final full report. The final survey report was expected to be released in July 2015.
Sample survey data [ssd]
2015-04-01
The scope of the Multiple Indicator Cluster Survey includes:
HOUSEHOLD:
WOMEN:
CHILDREN UNDER 5:
National
The survey covered all women aged between 15-49 years and all children under 5 living in the household.
Name | Affiliation |
---|---|
Central Bureau of Statistics | Government of Sudan |
United Nations Children’s Fund |
Name | Role |
---|---|
United Nations Children’s Fund | Financial and technical support |
World Health Organization | Financial support |
United Nations Population Fund | Financial support |
World Food Program | Financial support |
Department for International Development | Financial support |
The primary objective of the sample design for the Sudan MICS 2014 was to produce statistically reliable estimates for a large number of indicators at the national level. This included urban and rural areas and the eighteen states of the country namely: Northern, River Nile, Red Sea, Kassala, Gadaraf, Khartoum, Gezira, Sinnar, Blue Nile, White Nile, North Kordofan, South Kordofan, North Darfur, West Darfur, South Darfur, and the recent established West Kordofan, Eastern Darfur and Central Darfur.
In order to produce state level estimates of moderate precision, a minimum of 30 enumeration areas (EAs) were selected in each state, resulting in a sample that was not self-weighting. Urban and rural areas in each of the eighteen states were defined as the sampling strata and a multi two-stage, stratified cluster sampling approach was used for the selection of the survey sample.
In the first stage within each stratum, a specified number of EAs were selected systematically with probability proportional to size. In the second stage, after a household listing was carried out within the selected enumeration areas, a systematic sample of 25 households was drawn in each selected EA.
Out of the 18,000 households selected in the sample, 17,142 were found to be occupied. Of these 16,801 were successfully interviewed for a household response rate of 98 percent. In the interviewed households 20,327 women (age 15-49 years) were identified. Of these 18,302 were successfully interviewed, yielding a response rate of 90 percent. In addition to the women 14,751 children under the age of five years were listed in the household questionnaires. Questionnaires were completed for 14,081 of these children, corresponding to the under-5 response rates of 95.5 percent within the interviewed households. The highest response rates at state level for households was in South Darfur at 99.3 percent, while the lowest response rates were in West Kordofan at 93.4 percent. Response rates were slightly higher in rural areas at 98.5 percent than in urban areas at 96.8 percent. The highest response rates among eligible women between 15-49 years was 96.6 percent in Giezera State while the lowest response rates of 78.1 percent were in North Darfur. Similarly, the highest response rates among eligible children under-5 was recorded for Giezera which was 96.9 percent and the lowest response rates was also in North Darfur at 87.9 percent.
The Sudan MICS 2014 was based on a representative sample of 15,801 households drawn from a sample 18,000 households. All 18 states of Sudan with an overall response rate of 98 percent.
The Sudan MICS 2014 sample is not self-weighting. By allocating equal numbers of households to each of the states, different sampling fractions were used in each state since the sizes of the states varied. For this reason sample weights were calculated and were used in the subsequent analyses of the survey data.
The major component of the weight is the reciprocal of the sampling fraction employed in selecting the number of sample households in that particular sampling stratum (h) and PSU (i). Since the number of households in each enumeration area (PSU) from the 2008 census frame used for the first stage selection and the updated number of households in the enumeration area from the listing are generally different, individual overall probabilities of selection for households in each sample enumeration area (cluster) were calculated.
A final component in the calculation of sample weights takes into account the level of non-response for the household and individual interviews. The adjustment for household non-response in each stratum is equal to: 1/RRh. where RRh is the response rate for the sample households in stratum h, defined as the proportion of the number of interviewed households in stratum h out of the number of selected households found to be occupied during the fieldwork in stratum h.
Similarly, adjustment for non-response at the individual level (women, men, and under-5 children) for each stratum is equal to: 1/RRh. The non-response adjustment factors for the individual women, men, and under-5 questionnaires were applied to the adjusted household weights.
Numbers of eligible women, men, and children under-5 were obtained from the roster of household members in the Household Questionnaire for households where interviews were completed. The design weights for the households were calculated by multiplying the inverse of the probabilities of selection by the non-response adjustment factor for each enumeration area. These weights were then standardized (or normalized), one purpose of which is to make the weighted sum of the interviewed sample units equal to the unweighted number of observations the national level.
Normalization is achieved by dividing the full sample weights (adjusted for non -response) by the average of these weights across all households at the national level. This is performed by multiplying the sample weights by a constant factor equal to the unweighted number of households at the national level divided by the weighted total number of households (using the full sample weights adjusted for non-response).
A similar standardization procedure was followed in obtaining standardized weights for the individual women, men, and the under-5 questionnaires. Adjusted (Normalized) weights varied between lowest weight and highest weight in the 720 sample weights were appended to all data sets and analyses were performed by weighting households, women, men, or under 5s with these sample weights.
Three types of questionnaires were used in the survey:
Start | End |
---|---|
2014-08-04 | 2014-12-01 |
Name | Affiliation |
---|---|
Central Bureau of Statistics | Government of Sudan |
Data were entered into the computers using the Census and Surveys Processing System (CSPro) software package, Version 5.0. The data were entered on 32 desktop computers by 40 data entry operators and 9 data entry supervisors. For quality assurance purposes, all questionnaires were double-entered and internal consistency checks were performed. Procedures and standard programs developed under the global MICS programs and adapted to the Sudan questionnaires were used throughout. Data of entry started on September 14 and was completed on November 27 2014. Data were analyzed using the Statistical Package for Social Sciences (SPSS) software, Version 21. Model syntax and tabulation plans developed by the Global MICS team were customized and used for this purpose.
MICS 2014 was conducted in a very challenging context of ongoing long term armed conflicts and many displacements of populations prevailing in Darfur and Kordofan states as well as the outstanding high risk mining areas. A very large sample design was defined for MICS 2014 in Sudan. It comprised of 720 Clusters (40 per state), 18,000 Households (1,000 per state) in order to ensure adequate representation of statistical estimation by each state.
During the implementation of the field data collection, the Central Bureau of Statistics (CBS) was constrained to proceed to the replacement of 22 clusters among 720 sampled for the survey (which represented 3%).The maximum number of clusters were replaced within states in four clusters in the Red Sea, West Kordofan, East Darfur and Central Darfur. This was in addition to the two clusters in Kassala and one cluster each in South Darfur, West Darfur, Khartoum and Gedaref. The main reason for the replacement of clusters was as follows:
CBS benefited from solid expertise of consulting in sampling and developed adequate technical measures by providing the field work team leader. Clear instructions enabled to perform the replacement in close compliance to the statistical practice of replacement of the enumeration area by choosing the nearest accessible area using a list of frame in respect to urban and rural areas. Taking into account the provisional measure of sample design which included 10 percent of “non-respondents rate” and the expansion of initial calculated required sample from 930 clusters to 1,000. Any anticipated error which may have emerged from the replacements was fully absorbed. Indicators measured for MICS 2014 in Sudan were not affected by the replacement of 22 clusters (from 1 to 4 into some states).
UNICEF
Name |
---|
United Nations Children's Fund |
Name | Affiliation | URL | |
---|---|---|---|
Childinfo | UNICEF | http://www.childinfo.org/ | mics@unicef.org |
Is signing of a confidentiality declaration required? | Confidentiality declaration text |
---|---|
yes | Users of the data agree to keep confidential all data contained in these datasets and to make no attempt to identify, trace or contact any individual whose data is included in these datasets. |
Survey datasets are distributed at no cost for legitimate research, with the condition that we receive a description of the objectives of any research project that will be using the data prior to authorizing their distribution.
Use of the dataset must be acknowledged using a citation which would include:
Example,
United Nations Children's Fund, Central Bureau of Statistics. Sudan Multiple Indicator Cluster Survey (MICS) 2014, Ref. SDN_2014_MICS_v01_M. Dataset downloaded from [url] on [date].
The user of the data acknowledges that the original collector of the data, the authorized distributor of the data, and the relevant funding agency bear no responsibility for use of the data or for interpretations or inferences based upon such uses.
Name | URL |
---|---|
mics@unicef.org | http://www.childinfo.org/ |
childinfo@unicef.org | http://www.childinfo.org/ |
DDI_SDN_2014_MICS_v01_M_WB
Name | Affiliation | Role |
---|---|---|
Development Data Group | The World Bank | Documentation of the DDI |
2016-07-05
v01 (July 2016)
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