# Characteristics of Postinfectious Cough

> **NCT06951321** · — · COMPLETED · sponsor: **Kefang Lai** · enrollment: 1650 (actual)

## Conditions studied

- Cough

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06951321
- **Lead sponsor:** Kefang Lai
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2023-03-01
- **Primary completion:** 2025-04-01
- **Final completion:** 2025-04-01
- **Target enrollment:** 1650 (ACTUAL)
- **Last updated:** 2025-04-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06951321

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06951321, "Characteristics of Postinfectious Cough". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT06951321. Licensed CC0.

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