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. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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S8331 R26387 |
Elkjaer (Phenobarbital), 2018 | Mathematics at 6th grade | during pregnancy (anytime or not specified) | population based cohort propective | unexposed (general population or NOS) | Adjustment: Yes extrapolated (cont. endpoint) | 1.20 [0.98;1.46] | -/54 -/241,647 | - | 54 |
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ref | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
S5526 R19257 |
Van der Pol (Phenobarbital) (Controls unexposed, disease free), 1991 | Poor arithmetic (Dutch test) | throughout pregnancy | prospective cohort | unexposed, disease free excluded | Adjustment: No Matched |
13.13 [1.66;103.68] C excluded (control group) |
3/7 2/37 | 5 | 7 |
|
ref | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
S6824 R19309 |
Van der Pol (Phenobarbital) (Controls unexposed, sick), 1991 | Poor spelling (Dutch test) | throughout pregnancy | prospective cohort | unexposed, sick | Adjustment: No | 13.75 [1.48;127.48] C | 5/7 2/13 | 7 | 7 |
|
ref | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Total | 2 studies | 3.12 [0.30;32.23] | 7 | 61 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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 |
1: Phenobarbital; 2: Phenobarbital) (Controls unexposed, sick;
Funnel plot not drawn. Less than 3 points.
Asymetry test p-value = NaN (by Egger's regression)
not enought points
Funnel plot not drawn. Less than 3 points.
excluded 5526