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. 2021 Jul 27;20:325. doi: 10.1186/s12936-021-03857-1

Table 7.

Operational definition and scale of measurement for dependent variable

Variable Operational definition Scale of measurement Source of data
Uptake of malaria vaccine Number of doses of malaria vaccine a child has received Ordinal Child’s CWC card
Full uptake (child has received all 3 doses)
Partial uptake (child has received either 1st or 2nd dose)
No uptake (child has not received any dose)

Malaria vaccine is given in 4 doses at 6, 7, 9 and 24 months of age. Only the first 3 doses were considered in this study