Effects of Dental Crowding on Oral Hygiene Index-Simplified(OHI-S) score in Adult Population of Lahore: An Analytical Study

Aim: To investigate the impact of dental crowding on oral hygiene in adult populations using Simplified Oral Hygiene Index (OHI-S) as a reference indicator. Methods: The study is designed an analytical cross-sectional with comparison group and was done multiple settings Lahore, including orthodontic department college. sample includes 456 patients or without crowding. participants assessed OHI-S, which measures plaque calculus six tooth surfaces. statistically determined if there difference cleanliness between control group, genders among Results: 55% were females 45% males. crowding, 11% higher risk observed getting Moderate OHI-S score compared to Good OHI-S. Similarly, 13% have Poor This markedly increased Patients at 57% (P-value <0.05) 89% Conclusion: Dental significantly connected accumulation debris crowded areas arches young people. Crowding has been shown make it more difficult maintain appropriate routines. raises probability adults developing periodontal disease. Keywords: Crowding, Malocclusion, Hygiene.