The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age: an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart

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Standard

The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age : an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart. / Mtove, George; Minja, Daniel T R; Abdul, Omari; Gesase, Samwel; Maleta, Kenneth; Divala, Titus H; Patson, Noel; Ashorn, Ulla; Laufer, Miriam K; Madanitsa, Mwayiwawo; Ashorn, Per; Mathanga, Don; Chinkhumba, Jobiba; Gutman, Julie R; Ter Kuile, Feiko O; Møller, Sofie Lykke; Bygbjerg, Ib C; Alifrangis, Michael; Theander, Thor; Lusingu, John P A; Schmiegelow, Christentze.

I: Malaria Journal, Bind 21, Nr. 1, 292, 2022.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Mtove, G, Minja, DTR, Abdul, O, Gesase, S, Maleta, K, Divala, TH, Patson, N, Ashorn, U, Laufer, MK, Madanitsa, M, Ashorn, P, Mathanga, D, Chinkhumba, J, Gutman, JR, Ter Kuile, FO, Møller, SL, Bygbjerg, IC, Alifrangis, M, Theander, T, Lusingu, JPA & Schmiegelow, C 2022, 'The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age: an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart', Malaria Journal, bind 21, nr. 1, 292. https://doi.org/10.1186/s12936-022-04307-2

APA

Mtove, G., Minja, D. T. R., Abdul, O., Gesase, S., Maleta, K., Divala, T. H., Patson, N., Ashorn, U., Laufer, M. K., Madanitsa, M., Ashorn, P., Mathanga, D., Chinkhumba, J., Gutman, J. R., Ter Kuile, F. O., Møller, S. L., Bygbjerg, I. C., Alifrangis, M., Theander, T., ... Schmiegelow, C. (2022). The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age: an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart. Malaria Journal, 21(1), [292]. https://doi.org/10.1186/s12936-022-04307-2

Vancouver

Mtove G, Minja DTR, Abdul O, Gesase S, Maleta K, Divala TH o.a. The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age: an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart. Malaria Journal. 2022;21(1). 292. https://doi.org/10.1186/s12936-022-04307-2

Author

Mtove, George ; Minja, Daniel T R ; Abdul, Omari ; Gesase, Samwel ; Maleta, Kenneth ; Divala, Titus H ; Patson, Noel ; Ashorn, Ulla ; Laufer, Miriam K ; Madanitsa, Mwayiwawo ; Ashorn, Per ; Mathanga, Don ; Chinkhumba, Jobiba ; Gutman, Julie R ; Ter Kuile, Feiko O ; Møller, Sofie Lykke ; Bygbjerg, Ib C ; Alifrangis, Michael ; Theander, Thor ; Lusingu, John P A ; Schmiegelow, Christentze. / The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age : an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart. I: Malaria Journal. 2022 ; Bind 21, Nr. 1.

Bibtex

@article{1dc7b5339f064ae6801f9798953cb2ca,
title = "The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age: an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart",
abstract = "BACKGROUND: The prevalence of small for gestational age (SGA) may vary depending on the chosen weight-for-gestational-age reference chart. An individual participant data meta-analysis was conducted to assess the implications of using a local reference (STOPPAM) instead of a universal reference (Intergrowth-21) on the association between malaria in pregnancy and SGA.METHODS: Individual participant data of 6,236 newborns were pooled from seven conveniently identified studies conducted in Tanzania and Malawi from 2003-2018 with data on malaria in pregnancy, birthweight, and ultrasound estimated gestational age. Mixed-effects regression models were used to compare the association between malaria in pregnancy and SGA when using the STOPPAM and the Intergrowth-21 references, respectively.RESULTS: The 10th percentile for birthweights-for-gestational age was lower for STOPPAM than for Intergrowth-21, leading to a prevalence of SGASTOPPAM of 14.2% and SGAIG21 of 18.0%, p < 0.001. The association between malaria in pregnancy and SGA was stronger for STOPPAM (adjusted odds ratio (aOR) 1.30 [1.09-1.56], p < 0.01) than for Intergrowth-21 (aOR 1.19 [1.00-1.40], p = 0.04), particularly among paucigravidae (SGASTOPPAM aOR 1.36 [1.09-1.71], p < 0.01 vs SGAIG21 aOR 1.21 [0.97-1.50], p = 0.08).CONCLUSIONS: The prevalence of SGA may be overestimated and the impact of malaria in pregnancy underestimated when using Intergrowth-21. Comparing local reference charts to global references when assessing and interpreting the impact of malaria in pregnancy may be appropriate.",
author = "George Mtove and Minja, {Daniel T R} and Omari Abdul and Samwel Gesase and Kenneth Maleta and Divala, {Titus H} and Noel Patson and Ulla Ashorn and Laufer, {Miriam K} and Mwayiwawo Madanitsa and Per Ashorn and Don Mathanga and Jobiba Chinkhumba and Gutman, {Julie R} and {Ter Kuile}, {Feiko O} and M{\o}ller, {Sofie Lykke} and Bygbjerg, {Ib C} and Michael Alifrangis and Thor Theander and Lusingu, {John P A} and Christentze Schmiegelow",
note = "{\textcopyright} 2022. The Author(s).",
year = "2022",
doi = "10.1186/s12936-022-04307-2",
language = "English",
volume = "21",
journal = "Malaria Journal",
issn = "1475-2875",
publisher = "BioMed Central",
number = "1",

}

RIS

TY - JOUR

T1 - The choice of reference chart affects the strength of the association between malaria in pregnancy and small for gestational age

T2 - an individual participant data meta-analysis comparing the Intergrowth-21 with a Tanzanian birthweight chart

AU - Mtove, George

AU - Minja, Daniel T R

AU - Abdul, Omari

AU - Gesase, Samwel

AU - Maleta, Kenneth

AU - Divala, Titus H

AU - Patson, Noel

AU - Ashorn, Ulla

AU - Laufer, Miriam K

AU - Madanitsa, Mwayiwawo

AU - Ashorn, Per

AU - Mathanga, Don

AU - Chinkhumba, Jobiba

AU - Gutman, Julie R

AU - Ter Kuile, Feiko O

AU - Møller, Sofie Lykke

AU - Bygbjerg, Ib C

AU - Alifrangis, Michael

AU - Theander, Thor

AU - Lusingu, John P A

AU - Schmiegelow, Christentze

N1 - © 2022. The Author(s).

PY - 2022

Y1 - 2022

N2 - BACKGROUND: The prevalence of small for gestational age (SGA) may vary depending on the chosen weight-for-gestational-age reference chart. An individual participant data meta-analysis was conducted to assess the implications of using a local reference (STOPPAM) instead of a universal reference (Intergrowth-21) on the association between malaria in pregnancy and SGA.METHODS: Individual participant data of 6,236 newborns were pooled from seven conveniently identified studies conducted in Tanzania and Malawi from 2003-2018 with data on malaria in pregnancy, birthweight, and ultrasound estimated gestational age. Mixed-effects regression models were used to compare the association between malaria in pregnancy and SGA when using the STOPPAM and the Intergrowth-21 references, respectively.RESULTS: The 10th percentile for birthweights-for-gestational age was lower for STOPPAM than for Intergrowth-21, leading to a prevalence of SGASTOPPAM of 14.2% and SGAIG21 of 18.0%, p < 0.001. The association between malaria in pregnancy and SGA was stronger for STOPPAM (adjusted odds ratio (aOR) 1.30 [1.09-1.56], p < 0.01) than for Intergrowth-21 (aOR 1.19 [1.00-1.40], p = 0.04), particularly among paucigravidae (SGASTOPPAM aOR 1.36 [1.09-1.71], p < 0.01 vs SGAIG21 aOR 1.21 [0.97-1.50], p = 0.08).CONCLUSIONS: The prevalence of SGA may be overestimated and the impact of malaria in pregnancy underestimated when using Intergrowth-21. Comparing local reference charts to global references when assessing and interpreting the impact of malaria in pregnancy may be appropriate.

AB - BACKGROUND: The prevalence of small for gestational age (SGA) may vary depending on the chosen weight-for-gestational-age reference chart. An individual participant data meta-analysis was conducted to assess the implications of using a local reference (STOPPAM) instead of a universal reference (Intergrowth-21) on the association between malaria in pregnancy and SGA.METHODS: Individual participant data of 6,236 newborns were pooled from seven conveniently identified studies conducted in Tanzania and Malawi from 2003-2018 with data on malaria in pregnancy, birthweight, and ultrasound estimated gestational age. Mixed-effects regression models were used to compare the association between malaria in pregnancy and SGA when using the STOPPAM and the Intergrowth-21 references, respectively.RESULTS: The 10th percentile for birthweights-for-gestational age was lower for STOPPAM than for Intergrowth-21, leading to a prevalence of SGASTOPPAM of 14.2% and SGAIG21 of 18.0%, p < 0.001. The association between malaria in pregnancy and SGA was stronger for STOPPAM (adjusted odds ratio (aOR) 1.30 [1.09-1.56], p < 0.01) than for Intergrowth-21 (aOR 1.19 [1.00-1.40], p = 0.04), particularly among paucigravidae (SGASTOPPAM aOR 1.36 [1.09-1.71], p < 0.01 vs SGAIG21 aOR 1.21 [0.97-1.50], p = 0.08).CONCLUSIONS: The prevalence of SGA may be overestimated and the impact of malaria in pregnancy underestimated when using Intergrowth-21. Comparing local reference charts to global references when assessing and interpreting the impact of malaria in pregnancy may be appropriate.

U2 - 10.1186/s12936-022-04307-2

DO - 10.1186/s12936-022-04307-2

M3 - Journal article

C2 - 36224585

VL - 21

JO - Malaria Journal

JF - Malaria Journal

SN - 1475-2875

IS - 1

M1 - 292

ER -

ID: 322276420