Table 3.

Outline of the Results

Category	Classification	Result
Case Presentation or Complication	Severe	96 out of 118 patients (81%)
	Moderate	15 out of 118 patients (13%)
	Mild	4 out of 118 patients (3%)
	Unclear	3 out of 118 patients (3%)
Case Exposure	Novel	4 out of 118 patients (3%)
	Common	8 out of 118 patients (7%)
	Unclear	1 out of 118 patients (1%)
	No exposure	105 out of 118 patients (89.0%)
Maternal Clinical Outcome	Positive	99 out of 118 patients (84%)
	Negative	8 out of 118 patients (7%)
	Unclear	11 out of 118 patients (9%)
Publication Reason	Discovery: Presentation Exposure Management Outcome Other	26 out of 107 studies (24%):a 5 studies 5 studies 13 studies 2 studies 9 studies
	Education: Presentation Exposure Complication Management Other	65 out of 107 studies (61%):a 52 studies 0 studies 15 studies 12 studies 1 study
	Other/Unclear: Presentation Exposure Complication Management	16 out of 107 studies (15.0%):a 10 studies 2 studies 4 studies 4 studies
Scientific Hypothesis	Clearly stated	9 out of 107 studies (8%)
	Implied	22 out of 107 studies (21%)
	None	73 out of 107 studies (68%)
	Unclear	3 out of 107 studies (3%)

Note: ^a There is an overlap in some of the studies.