The total number of people affected by a disease in a population, including both new and existing cases. Prevalence Rate Number of people having a particular disease at a given point in time per 1,000 population at risk. Prevalence data hence show the magnitude of a given health problem and are important in planning services and allocating resources.
Net migration is the difference between the number of persons who enter a territory (immigrants) and the number who leave (emigrants), generally calculated over a year.
Family composed of an adult couple, married or unmarried, living with at least one child born from a previous union of one of the partners.
Family composed of a lone parent living with at least one child.
Probabilité d'obtenir une grossesse au cours d'un cycle menstruel. Synonyme : probabilité mensuelle de conception
Biological capacity, of a woman, a man or a couple, to produce a live birth. Fecundity varies widely from one individual and from one couple to another. Beyond such individual variations, fecundity in women reaches its maximum at around age 20, starts decreasing slowly to age 35, and then more rapidly after age 35 until it falls to zero at around ...
Line of kinship uniting a child with its father and its mother.
The incidence of disease, injury or disability in a population.
A marriage in which a person of one sex has more than one spouse of the opposite sex.Polyandry occurs when a woman has more than one husband, and polygyny when a man has several wives. Polygamy contrasts with monogamy. When a person has two spouses the term bigamy is used.
Future population assessed as a function of hypotheses on variations in fertility, mortality, and migration.Demographers often issue low, medium, and high projections of the same population, based on different assumptions of how these rates will change in the future.
