Risk factor | Score |
High blood pressure (moderate or severe, often requiring hospitalization in pregnancy) | 10 |
Severe kidney or heart disease | 10 |
Diabetes (requiring insulin) | 10 |
Previous stillbirth, premature or low birth weight infant, or newborn death that occurred within one month of birth | 10 |
Overdue three or more weeks | 10 |
Twins | 10 |
Baby in breech position (in the last six weeks of pregnancy) | 10 |
Previous multiple miscarriages (three or more) | 10 |
Age older than 35 or younger than 15 | 10 |
Excessive drug use, including alcohol | 10 |
Moderate alcohol intake | 10 |
Previous kidney (not bladder) infection | 5 |
High blood pressure (mild, not requiring hospitalization during pregnancy) | 5 |
Pregnancy diabetes (diabetes developing in pregnancy, not requiring insulin) | 5 |
Previous caesarean section | 5 |
Previous delivery of baby weighing more than 10 pounds | 5 |
Have been pregnant more than five times | 5 |
Severe flu, bronchitis, or viral illness | 5 |
Severe anaemia (haemoglobin less than 9 grams) | 5 |
Weight less than 100 or more than 200 pounds | 5 |
Height less than five feet | 5 |
Previous child with a birth defect | 5 |
Vaginal spotting | 5 |
Smoking more than one packet of cigarettes a day | 5 |
Emotional problems | 5 |
Bladder infection | 1 |
Previous high blood pressure in an earlier pregnancy | 1 |
Family history of diabetes | 1 |