Patient safety is a hospital program that makes patient services safer and prevents incidents such as accuracy in identifying patients, improving effective communication, administering the right drugs, namely the right location, the right procedure and the right patient to minimize further risks and harm patients This type of research is a quantitative research with a cross-sectional design. The sampling technique uses purposive sampling with a total of 55 respondents. The results of the study found that the majority of nurses had an attitude in implementing patient safety in the good category as many as 52 respondents (95%) and the majority of patient safety in the good category as many as 54 respondents (98%). The results of  the spearman rank test  showed a p-value  of 0.813 (p>0.05).. that there is no relationship between nurses' attitudes and the implementation of patient safety at Harapan Pematang Siantar Hospital in 2024.

The consumption of snacks sold outside of school environments contains a lot of sugar, such as artificial sweeteners. Environmental and social factors in schools, like unsupervised off-campus cafeterias, can influence children's food consumption patterns and oral health habits. This study aims to analyze the relationship between snack consumption and dental caries in school children. The research method used is correlation with a cross-sectional approach. A total sampling technique is applied to 80 respondents. Based on the research results, snack consumption is found to be 86.3% in the sufficient category, while 73.8% of respondents are categorized with dental caries. The Spearman rank correlation test resulted in p-value of 0.168 (p > 0.05), indicating that there is no significant relationship between snack consumption and dental caries among third and fourth-grade students. This study suggests that good oral hygiene and promoting healthy snacks should be targeted for preventing dental caries in children.