what percentage of boys start puberty at age 14 or later

Puberty in boys typically begins between ages 9 and 14, with most boys starting by age 12. Statistics can vary, but research indicates that a small percentage of boys may start puberty at age 14 or later. Generally, around 1-3% of boys may begin puberty after the age of 14. However, this can depend on various factors, including genetics and health. If you are looking for precise statistics for a specific population or study, you might need to consult medical literature or studies focusing on adolescent development.