[Design of obstetrical "potential severe disease" score and its application in 3269 pregnant women].

Objective: To study the applicability and practicability of "potential severe disease" score in prognosticating severity of potential disease in late pregnancy and puerperal mother and newborn.

Methods: "Potential severe disease" score was designed based on the characters of obstetrical patients, and 3269 puerperal women were surveyed and the condition of mother and child were investigated after delivery.

Results: The mean rank of "potential severe disease" score in the group with severe illness (n=137) was extremely higher than that of smooth pregnancy group (n=3132, 2969.