Methodology of Nutritional Surveillance
İÇİNDEKİLERCONTENTS 1. Introduction............ 1.1 General objectives of surveillance 1.2 Specific objectives....... 1.3 Definitions.......... 2. Initial Assessment......................... 2.1 The nature of the nutritional problems.............. 2.2 Identification and description of groups at risk.......... 2.3 Identification of causal factors and formulation of a working hypothesis 2.4 Sources of data for initial assessment.............. 3. Indicators for use in nutritional surveillance.............. 3.1 General characteristics of indicators............... 3.1.1 Introduction...................... 3.1.2 " Cut-off points " and " trigger levels ".......... 3.1.3 Characteristics of indicators related to measurements and the significance of observed trends.............. 3.1.4 Characteristics of indicators related to the sample..... 3.1.5 Operational characteristics ............... 3.2 The significance of causality in the choice of indicators....... 3.3 The use of agricultural and socioeconomic variables in specific nutritional surveillance systems...................... 3.3.1 The importance of the food supply system......... 3.3.2 Suggested indicators.................. 3.3.3 A simplified list of agricultural and socioeconomic indicators 3.3.4 The problem of global indicators............. 3.4 Health and dietary indicators of the nutritional status of the population 3.5 Sources of data for surveillance................. 3.5.1 Data collected by statistical and meteorological agencies of the government...................... 3.5.2 Data collected in the usual operation of the health system . . 3.5.3 Data collected by agricultural services .......... 3.5.4 Requirements for additional data sources......... 4. Planning and development of surveillance systems........... 4.1 Basic principles........................ 4.2 Institutional structure..................... 4.3 Steps in the design of a surveillance system............4.3.1 Summary of preliminary procedures 4.3.2 Sample design.......... 4.3.3 Design of report format and questionnaires 4.3.4 Design of data collection system 4.3.5 Reporting timetable 4.3.6 Implementation of field operation 4.3.7 Data processing 4.3.8 The surveillance plan 5. Needs for further research 5.1 Causal relationships 5.2 Significance of health indicators 5.3 Operational research 6. Summary and recommendations Annex 1. Examples of known relationships in food supply and nutrition Annex 2. Selected socioeconomic indicators  |
