Unmet need adalah Pasangan Usia Subur yang tidak menginginkan anak tetapi tidak menggunakan alat kontrasepsi. Kelompok unmet need merupakan sasaran yang perlu menjadi perhatian dalam pelayanan program KB (Sariestya,2014). Angka unmet need di provinsi Sumatera Utara Sebesar 15,11%, di kabupaten Deli Serdang 12,3% di Kecamatan Percut Sei Tuan 11,4% dan Desa Bagan 9,3% termasuk salah satu desa yang tinggi unmet need dibandingkan desa-desa lain di kecamatan Percut Sei Tuan (Profil Sumatera Utara, 2014). Faktor penyebab terjadinya unmet need pada wanita pasangan usia subur di wilayah pesisir pantai desa Percut Sei Tuan kabupaten Deli Serdang adalah budaya setempat/kebiasaan secara turun temurun.

Hypertension that occurs during pregnancy can cause pre-eclampisa and eclampsia. This situation can endanger the condition of the mother and fetus in the womb if it is not detected early. Many things influence the incidence of hypertension in this pregnancy, one of which is the body mass index (BMI). This study aims to determine differences in the body mass index of pregnant women who experience hypertension and normotension in  working area of Puskesmas Hutapaung in 2022. This type of quantitative research was observational analytic with a cross sectional approach. This sample was taken using  purposive sampling of 32 pregnant women who were divided into 2 groups. A total of 16 pregnant women with hypertension and 16 normotensive pregnant women. Data collection used an observation sheet which was analyzed using an indepent t-test. The results of this study showed that there are differences in the body mass index of hypertensive and normotensive pregnant women. It is expected that  pregnant women need to check their body mass index and maintain a healthy diet.