Carbamazepine (Epilepsy)

Child/Infant death (> 28 days of life)

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.
S5925
R15075
Artama (Carbamazepine) (Controls exposed to Lamotrigine, sick), 2013 Infant death (0–364 days of age) during pregnancy (anytime or not specified) population based cohort retrospective exposed to other treatment, sick excluded Adjustment: No 0.96 [0.12;8.05] C
excluded (control group)
6/1,077   1/173 7 1,077
ref
S5909
R14890
Artama (Carbamazepine) (Controls unexposed, disease free), 2013 Infant death (0–364 days of age) during pregnancy (anytime or not specified) population based cohort retrospective unexposed, disease free excluded Adjustment: Yes 1.94 [0.86;4.39]
excluded (control group)
6/1,077   2,048/719,509 2,054 1,077
ref
S5917
R14986
Artama (Carbamazepine) (Controls unexposed, sick), 2013 Infant death (0–364 days of age) during pregnancy (anytime or not specified) population based cohort retrospective unexposed, sick Adjustment: Yes 2.70 [0.72;10.07] 6/1,077   5/1,793 11 1,077
ref
S6823
R19281
Van der Pol (Carbamazepine) (Controls unexposed, disease free), 1991 Death (from 6 to 13 years) throughout pregnancy prospective cohort unexposed, disease free excluded Adjustment: No Matched 5.26 [0.10;278.85] C
excluded (control group)
0/12   0/61 0 12
ref
S6825
R19331
Van der Pol (Carbamazepine) (Controls unexposed, sick), 1991 Death (from 6 to 13 years) throughout pregnancy prospective cohort unexposed, sick Adjustment: No 0.65 [0.02;17.31] C 0/12   1/24 1 12
ref
Total 2 studies 2.22 [0.65;7.53] 12 1,089
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 Artama (Carbamazepine) (Controls unexposed, sick), 2013Artama, 2013 1 2.70[0.72; 10.07]111,07786%ROB confusion: seriousROB selection: lowROB classification: criticalROB missing: lowROB mesure: moderateROB reporting: moderate Van der Pol (Carbamazepine) (Controls unexposed, sick), 1991Van der Pol, 1991 2 0.65[0.02; 17.31]11214%ROB confusion: criticalROB selection: lowROB classification: moderateROB missing: lowROB mesure: moderateROB reporting: moderate Total (2 studies) I2 = 0% 2.22[0.65; 7.53]121,0890.210.01.0ROB: A: confusion, B: selection, C: classification, D: missing, E: measurement, F: reportinglow,moderate,serious,critical,unclear,

1: Carbamazepine) (Controls unexposed, sick; 2: Carbamazepine) (Controls unexposed, sick;

Sensitivity analysis

SubsetTE95% CIn casesn exposedkI2 Type of studies cohort studiescohort studies 2.22[0.65; 7.53]121,0890%NAArtama (Carbamazepine) (Controls unexposed, sick), 2013 Van der Pol (Carbamazepine) (Controls unexposed, sick), 1991 2 case control studiescase control studies 0 Type of controls unexposed, sickunexposed, sick 2.22[0.65; 7.53]121,0890%NAArtama (Carbamazepine) (Controls unexposed, sick), 2013 Van der Pol (Carbamazepine) (Controls unexposed, sick), 1991 2 Tags Adjustment   - No  - No 0.65[0.02; 17.31]112 -NAVan der Pol (Carbamazepine) (Controls unexposed, sick), 1991 1   - Yes  - Yes 2.70[0.72; 10.10]111,077 -NAArtama (Carbamazepine) (Controls unexposed, sick), 2013 1 All studiesAll studies 2.22[0.65; 7.53]121,0890%NAArtama (Carbamazepine) (Controls unexposed, sick), 2013 Van der Pol (Carbamazepine) (Controls unexposed, sick), 1991 20.210.01.0

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 6823, 5925, 5909

Sub-groupsTE95% CIn casesn exposedkI2ROB type of controls unexposed controls (disease free or unspecified)unexposed controls (disease free or unspecified) 2.02[0.91; 4.49]2,0541,0890%NAArtama (Carbamazepine) (Controls unexposed, disease free), 2013 Van der Pol (Carbamazepine) (Controls unexposed, disease free), 1991 2 unexposed, sick controlsunexposed, sick controls 2.22[0.65; 7.53]121,0890%NAArtama (Carbamazepine) (Controls unexposed, sick), 2013 Van der Pol (Carbamazepine) (Controls unexposed, sick), 1991 2 exposed to other treatment, sick controlsexposed to other treatment, sick controls 0.96[0.12; 8.05]71,077 -NAArtama (Carbamazepine) (Controls exposed to Lamotrigine, sick), 2013 10.510.01.0