Contents

PART I: GENERAL

1. Evolution of Preventive and Social Medicine 1

• Historical Background 1; • Public Health, Preventive Medicine, Social Medicine and Community
  Medicine 1

2. Basic Concepts in Community Medicine 4

• Why to Study Community Medicine? 4; • Concepts of Health 5; • Determinants of Health 6;
• Indicators of Health 7; • Concepts of Disease 8; • Concepts of Prevention 8
  PART II: EPIDEMIOLOGICAL TRIAD

3. Epidemiological Approach in Preventive and Social Medicine 11

• Concept of Epidemiology 11; • Definition of Epidemiology 11; • The Epidemiological Triad 12;
• The Host 13; • Web of Causation 15; • Epidemiological Wheel 15; • Natural History of Disease 15;
• Epidemiological Studies 21; • Aim and Objectives of Epidemiology 22; • Clinical vs Epidemiological
  Approach 22; • Applications and Uses of Epidemiology 23

4. General Epidemiology 28

• Types of Epidemiological Study 28; • Study Design 29; • Cohort Study (Follow-up Study) 34;
• Types of Therapeutic or Clinical Trials 38

5. Physical Environment: Air 45

• Air 45; • Physical Agents in Atmosphere 46; • Chemical Agents in Atmosphere 47;
• Biological Agents in Atmosphere 50; • Ventilation 50

6. Physical Environment: Water 52

• Sources of Water 52; • Water Supply and Quantitative Standards 55; • Water Quality and Qualitative
  Standards 56; • Special Treatments in Water Purification 64; • Swimming Pool Hygiene 65;
• Water Problem in India 65

7. Physical Environment: Housing 67

• Types of Soil 67; • Soil and Health 67; • Housing 68; • Harmful Effects of Improper Housing 69;
• Recent Trends in Housing 69

8. Physical Environment: Wastes and their Disposal 71

• Wastes and Health 71; • Recycling of Wastes 71; • Refuse Disposal 72; • Excreta Disposal 73;
• Sewerage System 77; • Sullage Disposal 81

9. Physical Environment: Place of Work or Occupation (Occupational Health) 83

• Physicochemical Agents 83; • Physical Agents 83; • Effects on Gastrointestinal Tract 88;
• Biological and Social Factors 88; • Offensive Trades and Occupations 88;
• Occupational Diseases and Hazards 89; • Prevention of Occupational Diseases 92;
• Occupational Health Legislation 93; • Factories Act, 1948 93; • The Employees State Insurance Act,
  1948 95; • Worker Absenteeism 97

10. Environmental Pollution 99

• Air Pollution 99; • Water Pollution 102; • Soil and Land Pollution 103; • Radioactive Pollution 104;
• Thermal Pollution 105; • Noise Pollution 106

11. Biological Environment 107

• Rodents 107; • Arthropods 109; • Insect Control 120

12. Social Environment 126

• Social Sciences 126; • Cultural Anthropology 129; • Social Psychology 130; • Economics 130;
• Political Science 130; • Social Environment and Health 136

13. Health and Law 138

• Laws Related to Health 138; • Law and the Rural Masses 138

14. Host Factors and Health 144

• Age, Sex, Marital Status and Race 144; • Physical State of the Body 144;
• Psychological State and Personality 145; • Genetic Constitution 145; • Defense Mechanisms 147;
• Nutritional Status 148; • Habits and Lifestyle 149

15. General Epidemiology of Communicable Diseases 153

• Epidemiological Description of Communicable Diseases 161

16. Respiratory Infections 170

• Nonspecific Viral Infections 170; • Specific Viral Infections 175; • Nonspecific Bacterial Infections 185;
• Specific Bacterial Infections 186; • Revised National Tuberculosis Control Programme 200

17. Water and Food-borne (Alimentary) Infections 214

• Cholera and Diarrhea 214; • Food Poisoning 228; • Enteric Fevers 230; • Brucellosis (ICD-A23.9)
  (Undulent Fever, Malta Fever) 233; • Bacillary Dysentery or Shigellosis (ICD-A03.9) 234;
• Amebiasis (ICD-A06.9) 235; • Giardiasis (ICD-A07.1) 237; • Balantidiasis (ICD-A07.0) 237;
• Viral Hepatitis (ICD—B15-B19) 238; • Poliomyelitis (ICD-A80.9) 244

18. Contact Diseases 260

• Leprosy (ICD-A30.9) 260; • Sexually Transmitted Diseases or Venereal Diseases 272;
• National STD Control Program 278; • Acquired Immunodeficiency Syndrome (AIDS) (ICD-B24) 279;
• National AIDS Control Program 288; • Trachoma (ICD-A71.9) 301; • Fungus Infections 302

19. Arthropod-borne Diseases 305

• Malaria (ICD-B54) 305; • Filariasis (ICP-B74.9) 319; • Arboviruses 325; • Yellow Fever (ICD-A95.9) 326;
• Dengue (ICD-A90) 329; • Chikungunya Fever (ICD-A92.0) 330; • Japanese Encephalitis (ICD-A83.0) 330;
• Sandfly Fever (ICD-A93.1) (Pappataci Fever) 332; • Leishmaniasis (ICD-B55.9) 332;
• Plague (ICD-A20.9) 335; • Kyasanur Forest Disease (ICD-A98.2) 338;

• Epidemic Typhus (Louse Borne Typhus) (ICD-A75.0) 339; • Trench Fever (ICD-A79.0) 340;
• Scrub Typhus (Tsutsugamushi Fever) (ICD-A75.3) 340; • Tick Typhus (ICD-A77.9) (Rocky Mountain
  Spotted Fever) 341; • Relapsing Fever (ICD-A68.9) 341

20. Miscellaneous Zoonoses, Other Infections and Emerging Infections 343

• Miscellaneous Zoonoses 343; • Other Infections 350; • Emerging Infections 352

21. Epidemiology of Noncommunicable Diseases 353

• Cancer 354; • Cardiovascular Diseases 362; • Obesity 370; • Diabetes 372; • Accidents 374;
• Blindness 376; • Disease Surveillance 382; • Integrated Management of Childhood Illness (IMCI) 385

22. Food and Nutrition 388

• Epidemiological Aspects 388; • Nutrients and Proximate Principles of Food 389;
• Food and Food Groups 398; • Preservation of Foods and Conservation of Nutrients 404;
• Diet Standards and Diet Planning 406; • National Nutrition Programs 419; • Food Hygiene 423;
• National Nutrition Policy 424
  PART III: HEALTH STATISTICS, RESEARCH AND DEMOGRAPHY

23. Biostatistics 434

• Presentation of Statistics 435; • Variability and Error 438; • Analysis and Interpretation of Data 439;
• Sampling 441; • Sampling Variations 442; • Tests of Significance 443

24. Research Methodology 450

• Purpose of Research and Broad Areas of Research 450; • Research Approaches in Public Health 451;
• Case Studies 451; • Surveys 452; • Designing Research Protocol 455;
• Ethical Considerations in Research 458

25. Demography and Vital Statistics 460

• Demography 460; • Vital Statistics 463; • Interpretation, Conclusions, and Recommendations 472
  PART IV: HEALTH CARE AND SERVICES

26. Health Planning, Administration and Management 476

• Health Planning 476; • Health Administration and Management 489;
• Government Health Organization in India 497; • National Health Policy 500; • Health and Development 517

27. Health Economics 524

• Basic Concepts 524; • Some Practical Considerations 528

28. Health Care of the Community 531

• World Health Day 2009: Make Hospitals Safe in Emergencies 531; • Imbalance in Health Care and its
  Causes 531; • Health Problems in India 532; • Health Care 532; • Rural Primary Health Care 534;
• National Health Programs 548

29. Information, Education, Communication and Training in Health 555

• Definitions and Concepts 555; • Role and Need of Health Education and Promotion 558;
• Objectives of Health Education and Promotion 559; • The Process of Change in Behavior 560;
• Principles of Health Education 561; • Communication in Health Education and Training 563;
• Education and Training Methodology 564; • Planning of Health Education 568;
• Levels of Health Education 568; • Experience and Examples of Health Education 570;
• Child to Child Program 571; • Education and Training System in Health and FW Institutions 571;
• IEC Training Scheme 572; • Social Marketing 574

30. Maternal and Child Health 576

• World Health Day 2005: Make Every Mother and Child Count 576; • Maternal Morbidity and Mortality 577;
• Pediatric Morbidity and Mortality 579; • Maternal and Child Health Services 581;
• National Programs for Maternal and Child Health 591; • Reproductive and Child Health (RCH) Program 591;
• National Immunization Program 595

31. Family Planning and Population Policy 605

• Scope of Family Planning Services 605; • Demographic Considerations in Family Planning 606;
• Qualities of a Good Contraceptive 606; • Methods of Family Planning 607; • Emergency Contraceptive 615;
• National Family Welfare Program 620; • National Population Policy 627; • Social Dimensions of Family
  Planning and Population Control 631

32. School Health Services 633

• Health Status of School Children 633; • School Health Service in India 633; • Special Needs of the School
  Child 634; • School Health Program 634

33. Geriatrics: Care and Welfare of the Aged 637

• World Health Day 2012: Aging and Health 637; • The Problems of the Old 637; • Administrative Aspects 640

34. Mental Health 642

• Prevalence of Mental Illness 642; • Types of Mental Disorders 643; • Drug Addiction 644;
• Mental Health Care 646; • Prevention and Control of Mental Illness 646;
• National Mental Health Program 647

35. Health Services through General Practitioners 650

• What is General Practice? 650; • Components of Family Medicine or General Practice 651

36. International Health 654

• Pre-who Efforts 654; • World Health Organization 655; • Other UN Agencies 658;
• Bilateral Agencies 660; • Nongovernment Agencies 661

37. Biomedical Waste Management 663

• Concept and Definition 663; • Importance and Nature of Biomedical Waste 663;
• Health Hazards Associated with Poor Hospital Waste Management 664;
• Disposal of Biomedical Waste 665; • Treatment 666;
• Biomedical Wastes (Management and Handling) Rules, 1998 668

38. Anthrax and Bioterrorism 671

• Anthrax 671; • Bioterrorism 673

39. Nosocomial Infections* 674
40. Oral Diseases 675

• Major Statements 675; • Oral Cancer 675; • Oral Precancer 676; • Oral Mucosal Diseases 676;
• Periodontal Disease 676; • Dental Caries 677

41. Disaster Management 680

• World Health Day 2008: Protecting Health from Climate Change 680; • General Concepts 680;
• Natural Disasters 684; • Biological Disasters 686; • Chemical Disasters 688;
• Natural Disaster Management in India 690; • Disaster Management Structure in India 691;
• Disaster Management Structure in Health Sector 691; • Non-governmental Organizations 692
  Index 693

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