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

ASD (Autism spectrum disorder): Diagnosis

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.
S17414
R73068
Madley-Dowd_SE (Levetiracetam) (Controls exposed to LTG) (Mixed indications), 2024 Autism - ICD-8/9/10 codes - Mean 5-20 years old (according groups) during pregnancy (anytime or not specified) population based cohort retrospective exposed to other treatment, sick excluded Adjustment: Yes Partial overlapping 0.97 [0.47;1.99]
excluded (control group)
8/613   134/5,035 142 613
ref
S17415
R73072
Madley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Autism - ICD-8/9/10 codes - Mean 5-20 years old (according groups) during pregnancy (anytime or not specified) population based cohort retrospective unexposed (general population or NOS) Adjustment: Yes Partial overlapping 0.80 [0.40;1.62] 8/613   68,788/2,651,210 68,796 613
ref
S17416
R73076
Madley-Dowd_SE (Levetiracetam) (Controls unexposed, sibling) (Mixed indications), 2024 Autism - ICD-8/9/10 codes - Mean 5-20 years old (according groups) during pregnancy (anytime or not specified) population based cohort retrospective sibling excluded Adjustment: Yes Partial overlapping 0.50 [0.10;2.62]
excluded (control group)
-/-   -/- - -
ref
S17282
R72331
Madley-Dowd_UK (Levetiracetam) (Controls exposed to LTG) (Mixed indications), 2024 Autism - ICD10 codes - Median 4.19 (2.56-6.79) years old during pregnancy (anytime or not specified) retrospective cohort (claims database) exposed to other treatment, sick excluded Adjustment: Yes 0.82 [0.20;3.34]
excluded (control group)
-/193   20/939 - 193
ref
S17267
R72285
Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Autism - ICD10 codes - Median 4.19 (2.56-6.79) years old during pregnancy (anytime or not specified) retrospective cohort (claims database) unexposed (general population or NOS) Adjustment: Yes 0.90 [0.22;3.67] -/193   7,657/514,066 - 193
ref
S17275
R72309
Madley-Dowd_UK (Levetiracetam) (Controls unexposed, sibling) (Mixed indications), 2024 Autism - ICD10 codes - Median 4.19 (2.56-6.79) years old during pregnancy (anytime or not specified) retrospective cohort (claims database) sibling excluded Adjustment: Yes 0.59 [0.12;3.01]
excluded (control group)
-/-   -/- - -
ref
S12775
R48182
Bjørk (Levetiracetam) (Controls exposed to Lamotrigine, sick), 2022 Diagnosis of childhood autism (F84.0), atypical autism (F84.1), and Asperger syndrome (F84.5) - Median follow up levetiracetam 3.6 (1.8-6.5) years old during pregnancy (anytime or not specified) population based cohort retrospective exposed to other treatment, sick excluded Adjustment: No 0.71 [0.32;1.57] C
excluded (control group)
7/1,017   49/5,073 56 1,017
ref
S12776
R48184
Bjørk (Levetiracetam) (Controls unexposed NOS), 2022 Diagnosis of childhood autism (F84.0), atypical autism (F84.1), and Asperger syndrome (F84.5) - Median follow up levetiracetam 3.6 (1.8-6.5) years old during pregnancy (anytime or not specified) population based cohort retrospective unexposed (general population or NOS) excluded Adjustment: Yes 1.59 [0.76;3.33]
excluded (control group)
7/1,017   38,437/4,463,879 38,444 1,017
ref
S12777
R48186
Bjørk (Levetiracetam) (Controls unexposed, sick), 2022 Diagnosis of childhood autism (F84.0), atypical autism (F84.1), and Asperger syndrome (F84.5) - Median follow up levetiracetam 3.6 (1.8-6.5) years old during pregnancy (anytime or not specified) population based cohort retrospective unexposed, sick Adjustment: Yes 1.06 [0.49;2.30] 7/1,004   267/21,634 274 1,004
ref
S10071
R36655
Coste (Levetiracetam) (Controls exposed to Lamotrigine, sick), 2020 Diagnosis Pervasive developmental disorders (F84) (mean age of 3.7 years old) during pregnancy (anytime or not specified) retrospective cohort (claims database) exposed to other treatment, sick excluded Adjustment: Yes 1.80 [0.50;6.60]
excluded (control group)
4/621   7/2,108 11 621
ref
S9020
R30714
Coste (Levetiracetam) (Controls unexposed, NOS), 2020 Diagnosis Pervasive developmental disorders (F84) (mean age of 3.6 years old) during pregnancy (anytime or not specified) retrospective cohort (claims database) unexposed (general population or NOS) Adjustment: Yes 2.50 [0.90;6.60] 4/621   4,280/1,710,441 4,284 621
ref
S9022
R30740
Huber-Mollema (Levetiracetam), 2019 Diagnosis of autism spectrum disorder throughout pregnancy prospective cohort exposed to other treatment, sick Adjustment: No 0.72 [0.08;6.75] C 1/30   4/88 5 30
ref
Total 5 studies 1.09 [0.71;1.67] 73,359 2,461
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 Madley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024Madley-Dowd_SE, 2024 1 0.80[0.40; 1.62]68,79661338%ROB confusion: seriousROB selection: lowROB classification: lowROB missing: lowROB mesure: criticalROB reporting: moderate Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024Madley-Dowd_UK, 2024 2 0.90[0.22; 3.67]-1939%ROB confusion: seriousROB selection: lowROB classification: criticalROB missing: unclearROB mesure: criticalROB reporting: moderate Bjørk (Levetiracetam) (Controls unexposed, sick), 2022Bjørk, 2022 3 1.06[0.49; 2.30]2741,00431%ROB confusion: seriousROB selection: lowROB classification: criticalROB missing: lowROB mesure: moderateROB reporting: moderate Coste (Levetiracetam) (Controls unexposed, NOS), 2020Coste, 2020 4 2.50[0.90; 6.60]4,28462119%ROB confusion: NAROB selection: NAROB classification: NAROB missing: NAROB mesure: NAROB reporting: NA Huber-Mollema (Levetiracetam), 2019Huber-Mollema, 2019 5 0.72[0.08; 6.75]5304%ROB confusion: criticalROB selection: lowROB classification: moderateROB missing: criticalROB mesure: moderateROB reporting: moderate Total (5 studies) I2 = 0% 1.09[0.71; 1.67]73,3592,4610.25.01.0ROB: A: confusion, B: selection, C: classification, D: missing, E: measurement, F: reportinglow,moderate,serious,critical,unclear,

1: Levetiracetam) (Controls unexposed, general pop) (Mixed indications; 2: Levetiracetam) (Controls unexposed, general pop) (Mixed indications; 3: Levetiracetam) (Controls unexposed, sick; 4: Levetiracetam) (Controls unexposed, NOS; 5: Levetiracetam;

Sensitivity analysis

SubsetTE95% CIn casesn exposedkI2 Type of studies cohort studiescohort studies 1.09[0.71; 1.67]73,3592,4610%NAMadley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Bjørk (Levetiracetam) (Controls unexposed, sick), 2022 Coste (Levetiracetam) (Controls unexposed, NOS), 2020 Huber-Mollema (Levetiracetam), 2019 5 case control studiescase control studies 0 Type of controls unexposed (disease free or unspecified)unexposed (disease free or unspecified) 1.19[0.56; 2.53]73,0801,42742%NAMadley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Coste (Levetiracetam) (Controls unexposed, NOS), 2020 3 unexposed, sickunexposed, sick 1.06[0.49; 2.30]2741,004 -NABjørk (Levetiracetam) (Controls unexposed, sick), 2022 1 exposed to other treatment, sickexposed to other treatment, sick 0.72[0.08; 6.75]530 -NAHuber-Mollema (Levetiracetam), 2019 1 Tags Adjustment   - No  - No 0.72[0.08; 6.75]530 -NAHuber-Mollema (Levetiracetam), 2019 1   - Yes  - Yes 1.12[0.69; 1.81]73,3542,43114%NAMadley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Bjørk (Levetiracetam) (Controls unexposed, sick), 2022 Coste (Levetiracetam) (Controls unexposed, NOS), 2020 4 Partial overlappingPartial overlapping 0.80[0.40; 1.61]68,796613 -NAMadley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 1 All studiesAll studies 1.09[0.71; 1.67]73,3592,4610%NAMadley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Bjørk (Levetiracetam) (Controls unexposed, sick), 2022 Coste (Levetiracetam) (Controls unexposed, NOS), 2020 Huber-Mollema (Levetiracetam), 2019 50.25.01.0

Publication bias and p-hacking diagnosis

funnel plot
0.0-2.72.81.3660.000Madley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024Bjørk (Levetiracetam) (Controls unexposed, sick), 2022Coste (Levetiracetam) (Controls unexposed, NOS), 2020Huber-Mollema (Levetiracetam), 2019

Asymetry test p-value = 0.9076 (by Egger's regression)

slope=0.0005 (0.6902); intercept=0.1779 (1.4098); t=0.1262; p=0.9076

p values plot
0.01.00.01.0

Sub-groups analysis using all included studies

excluded 10071, 12775, 12776, 17414, 17416, 17282, 17275

Sub-groupsTE95% CIn casesn exposedkI2ROB type of controls unexposed controls (disease free or unspecified)unexposed controls (disease free or unspecified) 1.29[0.77; 2.16]119,1722,44426%NAMadley-Dowd_SE (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Madley-Dowd_UK (Levetiracetam) (Controls unexposed, general pop) (Mixed indications), 2024 Bjørk (Levetiracetam) (Controls unexposed NOS), 2022 Coste (Levetiracetam) (Controls unexposed, NOS), 2020 4 unexposed, sick controlsunexposed, sick controls 1.06[0.49; 2.30]2741,004 -NABjørk (Levetiracetam) (Controls unexposed, sick), 2022 1 exposed to other treatment, sick controlsexposed to other treatment, sick controls 0.92[0.58; 1.45]2252,4740%NAMadley-Dowd_SE (Levetiracetam) (Controls exposed to LTG) (Mixed indications), 2024 Madley-Dowd_UK (Levetiracetam) (Controls exposed to LTG) (Mixed indications), 2024 Bjørk (Levetiracetam) (Controls exposed to Lamotrigine, sick), 2022 Coste (Levetiracetam) (Controls exposed to Lamotrigine, sick), 2020 Huber-Mollema (Levetiracetam), 2019 5 siblingssiblings 0.54[0.17; 1.71]--0%NAMadley-Dowd_SE (Levetiracetam) (Controls unexposed, sibling) (Mixed indications), 2024 Madley-Dowd_UK (Levetiracetam) (Controls unexposed, sibling) (Mixed indications), 2024 20.510.01.0