Sibling rivalry pada toddler dapat menimbulkan dampak positif dan negatif.Kecemburuan yang ditimbullkan pada saudara sekandung dapat mengakibatkan timbulnya masalah bagi toddler dan saudaranya. Penelitian ini bertujuan mengidentifikasi hubungan sibling rivalry toddler dengan cedera pada saudara kandung. Desain penelitian ini adalah deskxiptif korelasi, dengan populasi 69 orang tua dari toddler yang memiliki adik di RW 12 Kemiri Muka, Beji Kota Depok. Hasil analisis menunjukkan hubungan bermakna antara sibling rivalry toddler dengan cedera pada saudara muda (p value > 0,001; α=0,05). Penelitian ini merekomendasikan pentingnya perhatian intensif orang tua, pola asuh tepat, serta deteksi dini sibling rivalry agresif dalam keluarga.

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The focus of this study is Sibling rivalry as one of developmental problem in toddler. The impact of it could be positive or negative. Unsuccesfull handled sibling rivalry problem cause negative effect for toddler and other siblings especially the younger one. Toddler’s jealousy resulting in injury for younger sibling and them selves. The objective of this study was to identify the relation of toddler’s sibling rivalry and younger sibling’s injury frequency. This research was descriptive correlation for 69 parents whom had toddler and younger sibling at RW 12 Kemiri Muka, Beji, Depok. This study showed significant relation between both variables. The researcher suggests parent conduct intensive attention, organize proper way to handle rivalry, and perform early detection of aggressive sibling rivalry.