Study Characteristics	Eligibility criteria		Eligibility criteria met?			Location in text or source
			Yes	No	Unclear
Type of study	Randomized controlled trials (RCT)
	Quasi‐experimental studies including quasi‐randomized trials
	Observational studies including cohort, case‐control and cross‐sectional studies.
Participants	Abdominal or pelvic operations (benign or malignant pathology)
Type of intervention	LMWH for extended duration (>= 14 days)
Types of comparison	LMWH <14 days or other method of thromboprophylaxis
Types of outcome measures	Primary outcome: VTE, or pulmonary embolism within 30 days of surgery Secondary outcome: Bleeding complications
Types of determinants	Determinants of concern are: 1) Socioeconomic status ‐ assessed by income, expenditure, household characteristics and/or assets, occupational or contractual status – and education (highest level of education completed, years of schooling, literacy); 2) Geographic (euclidian distance ‐ km ‐ to a health center, travel time, location ‐ rural vs. urban residence); 3) Demographic (ethnicity, marital status, immigration status).
Results	Quantitative results of the association between potential determinants and postnatal care services utilization
INCLUDE		EXCLUDE
Reason for exclusion
Notes: