Table 1. Demographic distribution of the included studies.

SLE: Systemic lupus erythematosus.

Study Title	Design	Year of the Study	Study Setting	Sample Size	Main outcomes Studied
Hypertensive Disorders of Pregnancy: Prevalence, Classification and Adverse Outcomes in Northwestern Saudi Arabia [17].	Retrospective chart review	1992-1993	Northwestern Armed Forces Hospital, Tabuk, Saudi Arabia	208	Prevalence of hypertensive disorders, maternal and perinatal mortality, classification of hypertension types
Hypertensionin pregnancy: presentation, management and outcome - a retrospective analysis of 135 cases [16].	Retrospective analysis	1988-1996	Al Hada Armed Forces Hospital, Taif, Saudi Arabia	135	Types of hypertensions, maternal and fetal outcomes, treatment efficacy
Prevalence, Risk Factors, and Fetal and Maternal Outcomes of Hypertensive Disorders of Pregnancy: A Retrospective Study in Western Saudi Arabia [18].	Retrospective study	2015-2017	King Abdulaziz University Hospital, Jeddah, Saudi Arabia	224	Prevalence and risk factors of hypertensive disorders, and maternal and fetal outcomes
Severe pre-eclampsia and eclampsia in Abha, the southwest region of Saudi Arabia [19].	Retrospective study	1996-2004	Regional hospital, Abha, Saudi Arabia	315	Prevalence, maternal and neonatal complications from severe pre-eclampsia and eclampsia
Pregnancy outcome in 396 pregnancies in patients with SLE in Saudi Arabia [20].	Retrospective study	1980-2006	King Khalid University Hospital, Riyadh, Saudi Arabia	396	Pregnancy outcomes, impact of hypertension management on fetal and maternal health
Maternal and Fetal Outcomes of Preeclampsia with and Without Severe Features in King Abdulaziz University Hospital, Jeddah, Saudi Arabia: A Retrospective Study [23].	Retrospective study	2019-2021.	King Abdulaziz University Hospital in Jeddah, Saudi Arabia.	83	feto-maternal-related outcomes in terms of complications