Primidone (All indications)

Small for gestational age (weight)

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.
S9481
R33341
Kilic (Primidone) (Controls exposed to Lamotrigine, sick) (Mixed indications), 2014 Small for gestational age (birth weight <10% percentile for the gestational birth week) during pregnancy (anytime or not specified) population based cohort retrospective exposed to other treatment, sick excluded Adjustment: No 1.81 [0.52;6.30] C
excluded (control group)
3/20   78/876 81 20
ref
S9482
R33344
Kilic (Primidone) (Controls unexposed NOS) (Mixed indications), 2014 Small for gestational age (birth weight <10% percentile for the gestational birth week) during pregnancy (anytime or not specified) population based cohort retrospective unexposed (general population or NOS) excluded Adjustment: No 1.65 [0.48;5.63] C
excluded (control group)
3/20   65,118/673,844 65,121 20
ref
S9483
R33347
Kilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014 Small for gestational age (birth weight <10% percentile for the gestational birth week) during pregnancy (anytime or not specified) population based cohort retrospective unexposed, sick Adjustment: No Controls: epilepsy indication 1.39 [0.41;4.76] C 3/20   594/5,275 597 20
ref
S9455
R33260
Burja (Primidone) (Controls unexposed, disease free), 2006 Small for date (NOS) during pregnancy (anytime or not specified) retrospective cohort (registry) unexposed, disease free excluded Adjustment: No 8.38 [0.16;432.63] C
excluded (control group)
1/1   23/211 24 1
ref
S9456
R33265
Burja (Primidone) (Controls unexposed, sick), 2006 Small for date (NOS) during pregnancy (anytime or not specified) retrospective cohort (registry) unexposed, sick Adjustment: No 63.00 [0.51;7760.63] C 1/1   1/32 2 1
ref
Total 2 studies 4.47 [0.14;140.06] 599 21
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 Kilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014Kilic, 2014 1 1.39[0.41; 4.76]5972069%ROB confusion: criticalROB selection: lowROB classification: criticalROB missing: lowROB mesure: moderateROB reporting: moderate Burja (Primidone) (Controls unexposed, sick), 2006Burja, 2006 2 63.00[0.51; 7760.63]2131%ROB confusion: NAROB selection: NAROB classification: NAROB missing: NAROB mesure: NAROB reporting: NA Total (2 studies) I2 = 56% 4.47[0.14; 140.06]599210.5500.01.0ROB: A: confusion, B: selection, C: classification, D: missing, E: measurement, F: reportinglow,moderate,serious,critical,unclear,

1: Primidone) (Controls unexposed, sick) (Mixed indications; 2: Primidone) (Controls unexposed, sick;

Sensitivity analysis

SubsetTE95% CIn casesn exposedkI2 Type of studies cohort studiescohort studies 4.47[0.14; 140.06]5992156%NAKilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014 Burja (Primidone) (Controls unexposed, sick), 2006 2 case control studiescase control studies 0 Type of controls unexposed, sickunexposed, sick 4.47[0.14; 140.06]5992156%NAKilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014 Burja (Primidone) (Controls unexposed, sick), 2006 2 Tags Adjustment   - No  - No 4.47[0.14; 140.06]5992156%NAKilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014 Burja (Primidone) (Controls unexposed, sick), 2006 2 Controls   - epilepsy indication  - epilepsy indication 1.39[0.41; 4.76]59720 -NAKilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014 1 All studiesAll studies 4.47[0.14; 140.06]5992156%NAKilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014 Burja (Primidone) (Controls unexposed, sick), 2006 20.51000.01.0

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 9455, 9481, 9482

Sub-groupsTE95% CIn casesn exposedkI2ROB type of controls unexposed controls (disease free or unspecified)unexposed controls (disease free or unspecified) 1.90[0.59; 6.15]65,145210%NAKilic (Primidone) (Controls unexposed NOS) (Mixed indications), 2014 Burja (Primidone) (Controls unexposed, disease free), 2006 2 unexposed, sick controlsunexposed, sick controls 4.47[0.14; 140.06]5992156%NAKilic (Primidone) (Controls unexposed, sick) (Mixed indications), 2014 Burja (Primidone) (Controls unexposed, sick), 2006 2 exposed to other treatment, sick controlsexposed to other treatment, sick controls 1.81[0.52; 6.30]8120 -NAKilic (Primidone) (Controls exposed to Lamotrigine, sick) (Mixed indications), 2014 10.510.01.0