[Trends in cesarean section procedures in three locations of the Mexican Social Security Institute Medical Services during the period 1981-1995]

Abstract

The trend of the cesarean section in three setting of the Instituto Mexicano del Seguro Social (IMSS); the local: Hospital Gineco-pediátrico No. 2, in Los Mochis, Sinaloa, was determined the state's: included all of the medical units of IMSS in the state of Sinaloa and the national, which included all of the medical units of IMSS in the country. It was an analytic, retrospective study medical units of IMSS cesarean deliveries in the three setting of IMSS, from 1981 to 1995.

Source of information: State Committee of the Information Processing of the State of Sinaloa retrospective measurement of the total of deliveries and cesarean sections to calculate frequency of this event for each year and setting. Lineal regress analysis was made to determine trend of cesarean sections and correlation coefficient (r).

Results: Local frequency: 24.3 +/- 6.1%, range 14.7-33.6%; state's: 21.6 +/- 5.8%, range 13.2-30.3, national 24.4 +/- 5.5%, range 16.6-33.6; r per setting: local: +0.98 (Cl 95% 0.8793 = 0.99), state's +0.99 (Cl 95% 0.94-0.99) and national: +0.99 (Cl 95% 0.95-1.0). Positive trend in performance of cesarean sections in the three setting during the period of study; if no intervention on the matter at IMSS, the national trend will reach 39.2% in the 2000 year, state's: 37.4% and the local: 39.4%.