All vaccination data

Malawi

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Reference ID

MWI-MEIRU-VACCINATION-2002-v1

Producer(s)

Professor Amelia (Mia) Crampin

Collections

Karonga HDSS Combined / Harmonized Datasets

Metadata

Documentation in PDF DDI/XML JSON

Created on

Nov 14, 2025

Last modified

Nov 18, 2025

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Problem with PCV3 date (schedule issue) (D) (pcv3Sprob)

Data file: vacc_data_selected_BEST

Overview

Valid: 11981

Invalid: 14058

Type: Discrete

Decimal: 0

Start: 649

End: 649

Width: 1

Range: 0 - 1

Format: Numeric

Description

Definition

Problem with PCV3 date (schedule issue)

Imputation and derivation

Derivation

variable: pcv3date (table[s]: all_vaccination_records [derived table])
variable: birth_date (table[s]: all_vaccination_records [derived table])

*for DPT3, DPTHH3, PCV3 and P3: problem if vacc date is less than 3 weeks, or more than 6 weeks after second dose (supposed to be 1 month after second dose)
if "`vacc'"=="pcv3" replace `vacc'Sprob=1 if (pcv3date<birth_date | pcv3date-pcv2date<21 | pcv3date-pcv2date>42 | pcv2date==.) & pcv3date~=. & birth_date~=.

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