5 Key Takeaways

• 1

  Starting smoking at age 15 or younger increases the likelihood of respiratory symptoms by up to 80% by age 28.

• 2

  The study followed 3,430 patients from age 8 to 28, examining smoking onset and respiratory health outcomes.

• 3

  At age 28, 53% of patients reported at least one respiratory symptom, with wheezing and sputum production being the most common.

• 4

  The analysis revealed that earlier smoking initiation was associated with a higher risk of respiratory symptoms after adjusting for various factors.

• 5

  Each additional pack-year of smoking increased the likelihood of respiratory symptoms by 10%.