1.

Studies on melanoma comparing outcome of SLNB and excision versus Obs (observation) after excision only.

1.

Study flowchart.

1.

Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) guideline.

1.

Univariable logistic regression for preterm birth per variable before each childbirth.

1.

Logistic regression for preterm birth for women with no CIN, untreated CIN, and treated CIN before each childbirth.

1.

Logistic regression for preterm birth per volume taken from the cervix before each childbirth.

1.

Logistic regression for preterm birth per grade of CIN and volume taken from the cervix before each childbirth.

1.

Logistic regression for maternal outcomes for women with no CIN, untreated CIN, and treated CIN before each childbirth.

1.

Logistic regression for neonatal outcomes for women no CIN, untreated CIN, and treated CIN before each childbirth.

1.

Spontaneous births by gestational age for women with no CIN, untreated CIN, or treated CIN before each childbirth.