Interferon beta 1a (IFN-beta1a)

Elective/induced termination of pregnancy

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.
S3705
R7907		 Nguyen (control exposed to Glatiramer), 2019 Induced abortion during pregnancy (anytime or not specified) prospective cohort exposed to other treatment, sick excluded Adjustment: No 1.25 [0.44;3.55] C
excluded (control group) 		14/250   5/110 19 250
ref
S3707
R7913		 Nguyen (control unexposed, sick), 2019 Induced abortion during pregnancy (anytime or not specified) prospective cohort unexposed, sick Adjustment: No 1.62 [0.83;3.13] C 14/250   27/763 41 250
ref
Total 1 studies 1.62 [0.83;3.13] 41 250
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 Nguyen (control unexposed, sick), 2019Nguyen, 2019 1 1.62[0.83; 3.13]412500%ROB confusion: NAROB selection: NAROB classification: NAROB missing: NAROB mesure: NAROB reporting: NA0.55.01.0ROB: A: confusion, B: selection, C: classification, D: missing, E: measurement, F: reportinglow,moderate,serious,critical,unclear,

1: control unexposed, sick;

Sensitivity analysis

SubsetTE95% CIn casesn exposedkI2 Type of studies cohort studiescohort studies 1.62[0.83; 3.13]41250 -NANguyen (control unexposed, sick), 2019 1 case control studiescase control studies 0 Type of controls unexposed, sickunexposed, sick 1.62[0.83; 3.13]41250 -NANguyen (control unexposed, sick), 2019 1 Tags Adjustment   - No  - No 1.62[0.83; 3.13]41250 -NANguyen (control unexposed, sick), 2019 1 All studiesAll studies 1.62[0.83; 3.13]41250 -NANguyen (control unexposed, sick), 2019 10.55.01.0

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 3705

Sub-groupsTE95% CIn casesn exposedkI2ROB type of controls unexposed, sick controlsunexposed, sick controls 1.62[0.83; 3.13]41250 -NANguyen (control unexposed, sick), 2019 1 exposed to other treatment, sick controlsexposed to other treatment, sick controls 1.25[0.44; 3.55]19250 -NANguyen (control exposed to Glatiramer), 2019 10.510.01.0