Pivotal Study of the Al-Sense Study Protocol

Inclusion Criteria: * age 18 to 45 years. * minimum 16 weeks of pregnancy. * willing to sign the informed consent form. * arrived at the obstetric department reporting a feeling of vaginal wetness (undetermined whether this is amniotic fluid leakage or urinary incontinence). Exclusion Criteria: * experienced intermittent vaginal bleeding between the 2nd and 3rd trimester. * have had sexual relations within the last 12 hours. * unable or unwilling to cooperate with study procedures. * used the AL-SENSE before joining this study. * diagnosed with Bacterial Vaginosis or Trichomonas infection within the last 3 days. * uses vaginal products such as some douching formulas, some antibiotic treatments which reduce lactobacillus population. * uses drugs which reduce estrogen level such as tamoxifen or drugs that dry out the mucous membranes, such as antihistamines * on a diet of alkalizing foods such as Alkalive™ Green, which may cause elevation of the vaginal pH level.