Pregnancy trends after abortion.

A series of women who aborted their pregnancies at King Khalid University Hospital (KKUH), Riyadh, Saudi Arabia, over a period of 12 months (1 January 1992 to 3 December 1992), were followed up for 6-48 months afterwards to examine their pregnancy trends. Descriptive statistics for data presentation with Kaplan-Meier survivorship function estimates time from abortion to the next pregnancy and Cox proportional hazard regression analysis were used to identify prognostic factors. Eighty-one per cent of the women achieved pregnancy over a 4-year follow-up.

Socio-demographic characteristics of the "unbooked mother".

In a study to investigate the characteristics of the "Unbooked mother", the medical records of 467 patients who presented for delivery with no prenatal care at the obstetric unit of the King Khalid University Hospital (KKUH), Riyadh, during the period 1991 to 1995 were evaluated. For controls, the records of 415 mothers who had pre-natal care in the Unit over the same period were also evaluated. Data pertaining to their socio-demographic characteristics, previous obstetric history, prevalence of pregnancy-related and familial diseases, gestation age at delivery and weights of the babies, were extracted and analysed using odds ratios and 95% confidence intervals (C.

Demographic and fertility variables as determinants of spontaneous abortions in women with previous abortions.

The objective of the study was to examine the demographic and fertility factors that may predispose to spontaneous abortion in women with prior abortion. The study was conducted in King Khalid University Hospital, Riyadh, Saudi Arabia. It included a series of women who aborted their pregnancies over a period of months (January 1; 1992-December 31, 1992).

Correlation of smoking and coffee drinking with sperm progressive motility in infertile males.

The objective of the study was to assess the effect of some social characteristics on the forward progressive motion of sperms in males of infertile couples. The study was conducted in the Department of Obstetrics and Gynecology, King Kahlid University Hospital (KKUH), Riyadh, from September 1, 1994 to February 28, 1995. Semen specimens were obtained from 68 Saudi males of infertile couples, and 29 fertile males.