SAMPLE SIZE

Iodine is super important for pregnant women. But measuring it in urine can be tricky. The amount of iodine in urine changes a lot. This makes it hard to get accurate results. So, scientists looked for a better way. They found that using the iodine-to-creatinine ratio in urine gives a more stable measure. This ratio doesn't change much during the day. The study invo...

When it comes to studying temporomandibular disorders, or TMD, the numbers matter. Sample size and effect size are crucial in making sure the results of a study are reliable. These numbers help researchers figure out how many people to include in a study and how big of an impact the treatment might have. It's like planning a big party. You need to know how many guest...