Premature rupture of membranes is the rupture of membranes prior to the onset of labour. The prevalence of premature rupture of membranes in Indonesia is estimated at 4.5% to 7.6% of all pregnancies. Many factors affect of premature rupture of membranes, but the definitive cause is unknown. This study aims to determine prevalence and characteristic premature rupture of membranes. This observati…