Angola is being the top country by male child mortality rate in the world. As of 2015, male child mortality rate in Angola was 164.6 per 1,000 live births. The top 5 countries also includes Chad, Somalia, Central African Republic, and Sierra Leone.
Child mortality rate is the probability of dying between the exact ages of one and five, if subject to current age-specific mortality rates. The probability is expressed as a rate per 1,000.