Demographics and Statistics

  • In 2012, there were about 213 million pregnancies worldwide, with 89% occurring in the developing world.
  • The number of pregnancies in women aged 15-44 is 133 per 1,000 women.
  • Approximately 10-15% of recognized pregnancies end in miscarriage.
  • Complications of pregnancy resulted in 230,600 maternal deaths in 2016, down from 377,000 deaths in 1990.
  • Globally, 44% of pregnancies are unplanned.

Signs and Symptoms

  • Tiredness is a common sign of pregnancy.
  • Morning sickness, characterized by nausea and vomiting, is another common symptom.
  • Constipation is frequently experienced during pregnancy.
  • Pelvic girdle pain and back pain are common discomforts.
  • Braxton Hicks contractions, occasional and painless contractions, occur several times per day.

Pregnancy Stages and Milestones

  • Pregnancy is divided into three trimesters, each approximately three months long.
  • The first trimester includes conception and the formation of the embryo and placenta.
  • Movement of the fetus may be felt around the middle of the second trimester.
  • At 28 weeks, more than 90% of babies can survive outside of the uterus with medical care.
  • Babies born before 37 weeks are considered preterm and at higher risk of health problems.

Prenatal Care and Complications

  • Prenatal care improves pregnancy outcomes.
  • Nutrition during pregnancy is important for the healthy growth of the fetus.
  • Prenatal care may include avoiding recreational drugs, regular exercise, blood tests, and physical examinations.
  • Complications of pregnancy can include high blood pressure disorders, gestational diabetes, anemia, and severe nausea and vomiting.
  • Labor induction or caesarean section before 39 weeks is not recommended unless medically necessary.

Terminology and Definitions

  • Gravida refers to the number of times a woman has been pregnant.
  • Nulligravida refers to a woman who has never been pregnant.
  • Primigravida refers to a woman pregnant for the first time.
  • Multigravida or multiparous refers to a woman in subsequent pregnancies.
  • Term pregnancy is considered at 37 weeks of gestation, while preterm is before 37 weeks and post-term is beyond 42 weeks.

Pregnancy Data Sources

Reference URL
Knowledge Graph