Oxcarbazepine (All indications) updated on 04-22-2025

Microcephaly / Small head circumference for gestational age

R analysis
id Study   Lib. in paper Exposition period    Study type  Control type 
 
Tags OR 95%CI x1/n1 x0/n0 no cases no exposed ROB Ref.
S16069
R66687
Christensen (Oxcarbazepine) (All indications) (Controls exposed to LTG), 2024 Microcephaly (z-score for head circumference ≤3rd percentile for gestational week, sex, and country (including newborns with congenital malformations)) during pregnancy (anytime or not specified) population based cohort retrospective exposed to other treatment, sick excluded Adjustment: No 1.05 [0.77;1.41] C
excluded (control group)
52/1,591   274/8,756 326 1,591
ref
S16028
R66535
Christensen (Oxcarbazepine) (All indications) (Controls unexposed, general population), 2024 Microcephaly (z-score for head circumference ≤3rd percentile for gestational week, sex, and country (including newborns with congenital malformations)) during pregnancy (anytime or not specified) population based cohort retrospective unexposed (general population or NOS) Adjustment: Yes 1.02 [0.75;1.39] 52/1,591   134,023/4,467,848 134,075 1,591
ref
S10171
R37133
Blotière (Oxcarbazepine) (Controls exposed to Lamotrigine, sick) (Mixed indications), 2019 Microcephaly (until 24 months of age, identifiable by: Q02; brain MRI; according to the EUROCAT definition) 1st trimester retrospective cohort (claims database) exposed to other treatment, sick excluded Adjustment: No 7.21 [0.29;177.79] C
excluded (control group)
0/139   1/2,997 1 139
ref
S10039
R36241
Blotière (Oxcarbazepine) (Controls unexposed NOS) (Mixed indications), 2019 Microcephaly (until 24 months of age, identifiable by: Q02; brain MRI; according to the EUROCAT definition) 1st trimester retrospective cohort (claims database) unexposed (general population or NOS) Adjustment: No 15.44 [0.96;248.47] C 0/139   438/1,875,733 438 139
ref
Total 2 studies 2.75 [0.21;35.80] 134,513 1,730
x1: number of endpoints among exposed, n1: number of exposed; x0: number of endpoints among non exposed, n0: number of non exposed; C: calculated odds ratio from numbers of events and effectives

Forest plot

StudyTE95% CIn casesn exposedweightROBABCDEF Christensen (Oxcarbazepine) (All indications) (Controls unexposed, general population), 2024Christensen, 2024 1 1.02[0.75; 1.39]134,0751,59163%ROB confusion: criticalROB selection: lowROB classification: criticalROB missing: lowROB mesure: unclearROB reporting: moderate Blotière (Oxcarbazepine) (Controls unexposed NOS) (Mixed indications), 2019Blotière, 2019 2 15.44[0.96; 248.47]43813937%ROB confusion: NAROB selection: NAROB classification: NAROB missing: NAROB mesure: NAROB reporting: NA Total (2 studies) I2 = 72% 2.75[0.21; 35.80]134,5131,7300.550.01.0ROB: A: confusion, B: selection, C: classification, D: missing, E: measurement, F: reportinglow,moderate,serious,critical,unclear,

1: Oxcarbazepine) (All indications) (Controls unexposed, general population; 2: Oxcarbazepine) (Controls unexposed NOS) (Mixed indications;

Sensitivity analysis

SubsetTE95% CIn casesn exposedkI2 Type of studies cohort studiescohort studies 2.75[0.21; 35.80]134,5131,73072%NAChristensen (Oxcarbazepine) (All indications) (Controls unexposed, general population), 2024 Blotière (Oxcarbazepine) (Controls unexposed NOS) (Mixed indications), 2019 2 case control studiescase control studies 0 Type of controls unexposed (disease free or unspecified)unexposed (disease free or unspecified) 2.75[0.21; 35.80]134,5131,73072%NAChristensen (Oxcarbazepine) (All indications) (Controls unexposed, general population), 2024 Blotière (Oxcarbazepine) (Controls unexposed NOS) (Mixed indications), 2019 2 Tags Adjustment   - No  - No 15.44[0.96; 248.47]438139 -NABlotière (Oxcarbazepine) (Controls unexposed NOS) (Mixed indications), 2019 1   - Yes  - Yes 1.02[0.75; 1.39]134,0751,591 -NAChristensen (Oxcarbazepine) (All indications) (Controls unexposed, general population), 2024 1 All studiesAll studies 2.75[0.21; 35.80]134,5131,73072%NAChristensen (Oxcarbazepine) (All indications) (Controls unexposed, general population), 2024 Blotière (Oxcarbazepine) (Controls unexposed NOS) (Mixed indications), 2019 20.550.01.0

Publication bias and p-hacking diagnosis

funnel plot

Funnel plot not drawn. Less than 3 points.

Asymetry test p-value = NaN (by Egger's regression)

not enought points

p values plot

Funnel plot not drawn. Less than 3 points.

Sub-groups analysis using all included studies

excluded 10171, 16069

Sub-groupsTE95% CIn casesn exposedkI2ROB type of controls unexposed controls (disease free or unspecified)unexposed controls (disease free or unspecified) 2.75[0.21; 35.80]134,5131,73072%NAChristensen (Oxcarbazepine) (All indications) (Controls unexposed, general population), 2024 Blotière (Oxcarbazepine) (Controls unexposed NOS) (Mixed indications), 2019 2 exposed to other treatment, sick controlsexposed to other treatment, sick controls 1.38[0.37; 5.23]3271,73028%NAChristensen (Oxcarbazepine) (All indications) (Controls exposed to LTG), 2024 Blotière (Oxcarbazepine) (Controls exposed to Lamotrigine, sick) (Mixed indications), 2019 20.510.01.0