Late Language Emergence: A literature review

Area of Science:

• Developmental Pediatrics
• Speech-Language Pathology
• Child Psychology

Background:

• Most infants speak their first word around 12 months, developing a 50-word vocabulary and two-word phrases within a year.
• Late talkers (LTs) exhibit speech delays without hearing, cognitive, or significant birth history issues.
• Late language emergence (LLE) affects 10-15% of toddlers, necessitating research into its causes and effective interventions.

Purpose of the Study:

• To review theoretical and empirical studies on late language emergence (LLE) in first language acquisition.
• To explore methods for early diagnosis of delayed speech in children.
• To provide clinical and theoretical recommendations for managing LTs.

Main Methods:

• Literature review of theoretical and empirical studies on LLE.
• Analysis of diagnostic methods for delayed speech.
• Synthesis of clinical observations and theoretical frameworks.

Main Results:

• LLE is a significant developmental issue affecting a notable percentage of toddlers.
• Early identification and intervention are linked to improved speech capabilities.
• A comprehensive understanding of LLE requires integrating theoretical and clinical perspectives.

Conclusions:

• Early diagnosis and intervention are critical for children with late language emergence (LLE).
• Further research integrating theoretical and clinical findings can enhance management strategies for late talkers (LTs).
• Addressing LLE supports better speech development and school readiness.