COMPARISON OF LUNG FUNCTIONS OF PREGNANT WOMEN WITH NON- PREGNANT WOMEN AT SHEIKH ZAYED HOSPITAL, RAHIM YAR KHAN

st rd nd th females in their 1 trimester of pregnancy, 3 group having females in 2 trimester of pregnancy, 4 group having females in their rd 3 trimester of pregnancy. A questionnaire in which data regarding name, age, parity, duration of gestation was used. Results: A st total of 80 study subjects were included in this study. Overall mean age was 25±3.5 years.1 group was having age of 21±2 nd rd th years,2 group was having mean age of 26±4 years, 3 group having mean age of 27±4 years, whereas, 4 group was having mean age of 24±3.2 years. All the females were house wives, except controls, who were students. 71% of the study subjects were uneducated. We found out significant decrease in FEV (P=0.000), FVC(P=0.002), and FEV /FVC(P=0.014) in all three groups of 11 pregnant women as compared to non-pregnant. Conclusion: The respiratory system undergoes anatomical & physiological changes during pregnancy and there is a significant decrease in FEV , FVC and FEV /FVC among pregnant women. 11