Pregnancy is another of the common causes of swollen feet and ankles. There are three reasons for this: Severe swelling of feet in pregnancy can be a sign of pre-eclampsia which is a medical emergency so always discuss it with your doctor or midwife.
visual analogue scale for pain (VAS), n a simple assessment tool consisting of a 10 cm line with 0 on one end, representing no pain, and 10 on the other, representing the worst pain ever experienced, which a patient indicates so the clinician knows the severity of his or her pain.
The standard score (more commonly referred to as a z-score) is a very useful statistic because it (a) allows us to calculate the probability of a score occurring within our normal distribution and (b) enables us to compare two scores that are from different normal distributions.