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The dynamic changes of De Ritis ratio in lobar pneumonia in children and its relationship with the severity of the disease

The dynamic changes of De Ritis ratio in lobar pneumonia in children and its relationship with the severity of the disease

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600120802
Enrollment
Unknown
Registered
2026-03-19
Start date
2026-03-19
Completion date
Unknown
Last updated
2026-03-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Lobar pneumonia in children

Interventions

Non-severe pneumonia group:No
Severe pneumonia group:No

Sponsors

The Affiliated Hospital of Xuzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
5 Years to 14 Years

Inclusion criteria

Inclusion criteria: 1. Met the diagnostic criteria of LP [20];; 2. Had confirmed LP caused by Mycoplasma pneumoniae (confirmed by immunoglobulin M [IgM] serology or polymerase chain reaction [PCR]) or Streptococcus pneumoniae (confirmed by blood culture, sputum culture, or antigen test);; 3. Aged 5–14 years; and; 4. Had complete clinical data.

Exclusion criteria

Exclusion criteria: 1. Presence of severe congenital diseases such as congenital heart disease, congenital pulmonary malformation, or chromosomal abnormalities; 2. Combination with malignant tumors; 3. Combination with other severe infectious diseases; 4. Previous history of abnormal liver function.

Design outcomes

Primary

MeasureTime frame
DeRitis;—

Secondary

MeasureTime frame
C-reactive protein (CRP);—

Countries

China

Contacts

Public ContactRong Li

The Affiliated Hospital of Xuzhou Medical University

1351738929@qq.com+86 516 8580 6595

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 3, 2026