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 PCV2 date (schedule issue) (D) (pcv2Sprob)

Data file: vacc_data_selected_BEST

Overview

Valid: 12162

Invalid: 13877

Type: Discrete

Decimal: 0

Start: 602

End: 602

Width: 1

Range: 0 - 1

Format: Numeric

Description

Definition

Problem with PCV2 date (schedule issue)

Imputation and derivation

Derivation

variable: pcv2date (table[s]: all_vaccination_records [derived table])
variable: birth_date (table[s]: all_vaccination_records [derived table])

*for DPT2, HH2, PCV2, RV2 and P2: problem if vacc date is less than 3 weeks, or more than 6 weeks after first dose (supposed to be 1 month after first dose)
if "`vacc'"=="pcv2" replace `vacc'Sprob=1 if (pcv2date-pcv1date<21 | pcv2date-pcv1date>42 | pcv1date==.) & pcv2date~=. & birth_date~=.

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