Angka kejadian kala dua lama pada ibu sebagian besar (41,4%) dialami oleh ibu bersalin tidak didampingi oleh suami dan sebagian kecil (16,7%) dialami oleh ibu bersalin yang didampingi oleh suami. pendampingan suami dapat berpengaruh terhadap psikologi ibu. seorang suami yang menyaksikan langsung persalinan, akan memberikan kekuatan tersendiri kepada sang ibu. tujuan penelitian ini untuk mengetahui hubungan pendampingan suami terhadap lama kala 2 pada ibu bersalin di rumah sakit umum carsa kota tarakan. penelitian ini merupakan penelitian kuantitatif dengan desain penelitian deskriptif analitik observasional dangan pendekatan cross sectional. populasi penelitian ini adalah ibu bersalin normal, sampel berjumlah 26 orang teknik pengambilan sampel adalah accidental sampling, analisis data univariat dan bivariat dengan mengunakan uji statistic chi square. hasil penelitian hasil penelitian menunjukkan ibu bersalin didampingi suami sebanyak 24 responden (92,3%), dan yang tidak didampingi sebanyak 2 responden (7.7%). hasil uji statistic diperoleh nilai p-value =0.000, artinya terdapat hubungan pendampingan suami terhadap lama kala 2 pada ibu bersalin di rumah sakit umum carsa kota tarakan. kata kunci: pendampingan suami, lama kala ii

The incidence of prolonged labour in mothers was mostly (41.4%) experienced by women in labour who were not accompanied by their husbands and a small proportion (16.7%) experienced by women in labour whom their husbands accompanied. the husband's assistance can affect the mother's psychology. a husband who witnesses childbirth directly gives his strength to the mother. the purpose of this study was to determine the relationship between the husband's assistance and the duration of kala 2 in labouring mothers at carsa general hospital, tarakan. this study was a quantitative study with an observational analytic descriptive research design with a cross-sectional approach. the population of this study were normal birth mothers, and the sample was 26 people. the sampling technique was accidental sampling, and the univariate and bivariate data analyses were done using chi-square statistical tests. the results revealed that 24 respondents (92.3%) were accompanied by their husbands, and two respondents (7.7%) were unaccompanied. the statistical test results obtained a p-value = 0.000, meaning that there was a relationship between husband assistance and the duration of kala 2 in labouring women at carsa general hospital, tarakan city. keywords: husband assistance, duration of kala 2