Mortality and Morbidity are crucial factors in population projections and life tables. One of the most fundamental aspects of population change, that data on them is critical for demographic research and public health administration. This article will explain to you about Mortality rate, Morbidity Rate which will be helpful in preparing for Geography for the UPSC Civil service exam.

What exactly is Mortality Rate?

• The mortality rate, also known as the death rate, is a measure of the number of deaths (in general or due to a specific cause) per unit of time in a given population, scaled to the size of that population.
• A mortality rate of 9.5 (out of 1,000) in a population of 1,000 means 9.5 deaths per year, or 0.95 percent of the total population.
• It is not to be confused with "morbidity," which refers to a disease's prevalence or incidence, as well as the incidence rate (the number of newly appearing cases of the disease per unit of time).
• India's mortality rate was 7.3 per 1,000 people in 2020.
• India's mortality rate decreased at a moderate rate between 1971 and 2020, falling from 16.7 per 1,000 people in 1971 to 7.2 per 1,000 people in 2020.

What exactly is Morbidity Rate?

• The rate at which a disease occurs in a population is referred to as the morbidity rate.
• These illnesses can range from the short-term to the long-term.
• The rate of morbidity can be used to assess a population's health and healthcare needs.
• Morbidity rates are also used in professions like health insurance, life insurance, and long-term care insurance to determine premiums.

Measures of Mortality

Crude Death Rate

• The crude death rate is calculated by dividing the number of deaths registered in a year by the population at the midpoint of the same year.
• The rate is expressed in terms of people per 1,000.

• The crude death rate is usually calculated for a single calendar year, but published estimates often give an average rate over several years– typically a five-year period–to smooth out year-to-year fluctuations.

Cause-Specific Death Rate

• The crude death rates for specific causes of death are calculated in the same way, with the numerator being deaths due to a specific cause and the denominator being the mid-year population.
• By selecting the numerator and denominator for each sex of the population, the rates could be made sex-specific.

Age-Specific Death Rate

• Age-specific death rates (or age-specific mortality rates) (ASDR) are similar to crude death rates, but they are calculated for specific age groups, usually five years.
• The numerator of the rate is the number of deaths in the age group during the year, and the denominator is the average population in the age group during the year when calculated for a single year (or the midyear population).
• Death rates by age are frequently calculated separately for men and women.

Infant Mortality Rate

• Despite significant progress in recent years, India's child mortality remains a serious problem. India has the highest under-five mortality rate in the world.
• Every year, approximately 1.3 million newborns die in the country during or shortly after delivery.
• India's current newborn mortality rate is 29 per 1,000 live births, according to the National Health Ministry.
• High child mortality has been a long-standing problem in India, owing to a variety of factors including poor maternal health and family poverty.

Reasons for High Infant Mortality Rate in India

Poverty

• Poverty is a major factor that contributes to high infant mortality rates.
• In India, 21.9 percent of the population lives in poverty (BPL).
• Poor people are unable to access quality healthcare.
• Poor people are unable to access quality healthcare.
• Local nurses known as dais and quack doctors are commonly used to deliver babies at home.
• This puts a child's life in jeopardy and frequently leads to infections as a result of the unsanitary conditions in which the baby is delivered.

Malnutrition

• Low birth weight is the leading cause of neonatal death, which contributes to the high mortality rate among children under the age of five.
• A variety of factors can contribute to low birth weight.
• Poor nutritional intake during pregnancy and a lack of healthcare, both before and after birth, is the most serious of these issues.

Access to Healthcare

• Increasing affordable healthcare access is critical for reducing child mortality.
• In India, there are significant disparities in healthcare access.
• The ratio of allopathic doctors to patients is 1:1445, which is lower than the WHO-recommended ratio of 1:1000.
• This is particularly noticeable in the country's urban and rural areas.
• Lack of access to healthcare during and after pregnancy has serious consequences for the child's health and can result in death.

Air Pollution

• Air pollution puts India's children in grave danger of developing health problems.
• According to the World Health Organisation, 93 percent of children are regularly exposed to levels of air pollution that are harmful to their health.
• High levels of pollution are exposing India's children to risks that may not cause death in their early years, but do cause lifelong conditions that shorten their lifespan significantly.

Illiteracy

• In rural areas, education is still a low priority.
• According to the data from the Comprehensive National Nutrition Survey, 53% of the mothers polled had no formal education.
• Only 20% of mothers with preschool children, 12% of mothers with school-aged children, and 7% of mothers with adolescents had completed 12 years of education.
• As a result, new mothers and pregnant women are lacking in the fundamentals of pregnancy and postpartum care.
• It exposes children to a greater risk of diseases due to a lack of knowledge about immunization, which leads to morality.

Sanitation

• Another major factor is that many women do not have adequate access to clean water, nutritious food, or regular medical care.
• This puts the child's and mother's lives in jeopardy and puts them at risk of infection.

Gender Discrimination

• Since girls are seen as a burden, their health is neglected.
• Many girls die as a result of malnutrition and/or infectious diseases as a result of this.
• Girls are neglected and their immunization is neglected due to a meta-preference for sons, putting them at greater risk.

Measures to Control Child Mortality in India

Awareness

• Mothers must be made aware of the importance of institutional delivery, exclusive breastfeeding, immunization, and home diarrhea care.
• All of this should raise awareness among family members about the importance of assisting women during their pregnancies and deliveries.

Gender Sensitisation

• The issue of girl child neglect is much broader, and it necessitates interventions that go beyond health.
• The emphasis should be on changing social norms and cultural practices.
• It is critical to ensure that the newborn girl has equitable access to care.

Nourishment

• If the mother is well-nourished, low birth weight can be avoided.
• The importance of breastfeeding should be taught to mothers.
• More nutritious food should be available at reduced prices to pregnant women under the national food security program.

Quality Healthcare

• In India, addressing gaps in healthcare quality is a pressing issue.
• Hospitals should make certain that the critical products needed to save newborns are on hand.
• It is critical to build the capacity of healthcare providers to train doctors, nurses, and ANMs (auxiliary nurse midwives) in early diagnosis and maternal care during pregnancy and delivery.

Community Involvement

• Communities at the local level must be involved in order to target newborn and mother immunization.
• Female education and participation are essential, as is teaching them about the importance of immunization programs.

Improving Climate Conditions

• Rural residents must be educated about the dangers of openly burning wood for food preparation.
• They must also be encouraged to use LPG at the same time.
• The Ujjwala Yojana is a good initiative, but its reach needs to be expanded.
• Furthermore, LPG cylinder refilling must be reduced.

Maternal Mortality Rate (MMR)

• Maternal death, according to the World Health Organization, is defined as the death of a woman while pregnant or within 42 days of the pregnancy's termination from any cause related to or aggravated by the pregnancy or its management.
• The Maternal Mortality Ratio (MMR) is defined as the number of maternal deaths per 1,000 live births in a given time period.
• India's MMR has dropped by ten points. From 113 in 2016-18 to 103 in 2017-19, it has decreased (8.8 percent decline).
• The MMR had been steadily decreasing in the country, from 130 in 2014-2016 to 122 in 2015-17, 113 in 2016-18, and 103 in 2017-19.
• India was on track to meet the National Health Policy (NHP) goal of 100 lakh live births by 2020 and was on track to meet the UN Sustainable Development Goals target of 70 lakh live births by 2030.
• MMR has been successfully reduced to single digits in many developed countries.
• The lowest MMR is two in Italy, Norway, Poland, and Belarus, while it is seven in Germany and the United Kingdom, ten in Canada, and 19 in the United States.
• The MMR is higher in most of India's neighbors, including Nepal (186), Bangladesh (173), and Pakistan (140).
• China and Sri Lanka, on the other hand, are far ahead, with MMRs of 18.3 and 36, respectively.

Government Initiatives to Control Maternal Mortality Rate

• The National Health Mission's Janani Suraksha Yojana aims to link cash assistance to institutional deliveries.
• On the 9th of every month, the Pradhan Mantri Surakshit Matritva Abhiyan (PMSMA) provides a fixed day for pregnant women to receive free, comprehensive, and high-quality antenatal care.
• Guidelines for the Pradhan Mantri Matru Vandana Yojana, Poshan Abhiyan, and LaQshya.

Conclusion

Mortality statistics are a useful tool for assessing the health of a community. The significance of mortality statistics stems from both the importance of death in an individual's life and their potential to improve public health when used to systematically assess and monitor a community's health status. Mortality statistics are frequently used as a cornerstone in formulating health plans and policies to prevent or reduce premature mortality and improve our quality of life in the field of public health.

FAQs

MCQs

1. What is the most common unit used to express the mortality rate?

A) Per 1,000 people
B) Per 100 people
C) Per 10,000 people
D) Per 1,000,000 people

2. What is the prevalence rate in terms of morbidity?

A) The total number of new cases of disease in a given period
B) The total number of existing cases of a disease at a given time
C) The death rate due to a specific disease
D) The rate at which new cases of a disease are being treated

3. Which of the following factors is most likely to influence the mortality rate in a population?

A) Socioeconomic status
B) Air quality
C) Access to healthcare
D) All of the above

4. The morbidity rate in a population is primarily used to measure:

A) The number of deaths in a population
B) The incidence and prevalence of disease
C) The number of people affected by chronic diseases
D) The overall healthcare costs

5. A high morbidity rate often leads to:

A) High birth rate
B) High mortality rate
C) Low birth rate
D) No effect on mortality rate

GS Mains Questions and Model Answers

Q1: Analyze the impact of morbidity and mortality rates on public health policy. How can governments use these rates to improve healthcare delivery?

Answer: Morbidity and mortality rates are critical indicators used by governments to assess the health status of a population and guide public health policy. High morbidity rates suggest a burden of disease that requires urgent attention in terms of prevention, treatment, and healthcare resources. By identifying prevalent diseases, policymakers can design targeted health programs, such as vaccination drives, disease control measures, and health awareness campaigns. Similarly, mortality rates help to highlight areas where healthcare interventions are lacking or ineffective, such as in maternal health, infectious diseases, or chronic conditions. Governments can use these statistics to allocate resources effectively, ensure the quality of healthcare services, and implement preventive measures to reduce the burden of disease and improve overall health outcomes.

Q2: Discuss how the reduction in mortality and morbidity rates reflects the effectiveness of a country's healthcare system. What strategies can be adopted to achieve this?

Answer: The reduction in mortality and morbidity rates is often a reflection of an effective healthcare system, as it demonstrates improvements in disease prevention, early detection, treatment, and access to healthcare services. Effective public health policies, such as immunization programs, sanitation improvements, and universal health coverage, can significantly reduce mortality and morbidity by preventing diseases and improving the quality of healthcare. Strategies to achieve this include strengthening the healthcare infrastructure, investing in medical research, improving health education, and ensuring that healthcare services are accessible and affordable to all segments of the population. Additionally, efforts to address social determinants of health, such as poverty, nutrition, and environmental factors, can further reduce the burden of disease.

Q3: Evaluate the relationship between socioeconomic factors and the morbidity/mortality rates in a population. How do these factors contribute to health disparities?

Answer: Socioeconomic factors such as income, education, employment, and access to resources play a significant role in determining the morbidity and mortality rates in a population. Low socioeconomic status is often associated with higher morbidity and mortality rates due to factors such as poor living conditions, limited access to healthcare, inadequate nutrition, and higher exposure to environmental hazards. These factors contribute to health disparities by creating barriers to accessing quality healthcare, resulting in untreated illnesses and preventable deaths. Public health policies must address these disparities by targeting vulnerable populations, improving access to healthcare, and addressing the social determinants of health to reduce the burden of disease and improve health outcomes for all.

Previous Year Questions on Mortality and Morbidity Rates

1. UPSC CSE Prelims 2020:

Question: Which of the following is primarily measured by the morbidity rate in a population?

A) Deaths caused by chronic diseases
B) The prevalence of a disease
C) The life expectancy of a population
D) The number of births in a population

Answer: (B)

Explanation: The morbidity rate measures the prevalence and incidence of diseases within a population, indicating how many people are suffering from illnesses at a given time.

2. UPSC CSE Mains 2019 (GS Paper 2):

Question: "How do mortality and morbidity rates influence healthcare policy formulation? Discuss the role of these rates in shaping government health interventions."

Answer: Mortality and morbidity rates provide essential data that informs the formulation of healthcare policies. These rates highlight areas where public health interventions are needed the most, such as high rates of infant mortality or infectious diseases. Governments can use this data to prioritize healthcare funding, design targeted health programs, and improve health infrastructure in areas with the highest burden of disease. By reducing mortality and morbidity rates, governments can improve public health, lower healthcare costs, and increase the quality of life for citizens.