Mirtazapine updated on 07-01-2025

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.
S18444
R78318		 Lee (Controls exposed to SSRI), 2025 Small for gestational age (birth weight <2 standard deviations below the mean for gestational age) during pregnancy (anytime or not specified) retrospective cohort (claims database) exposed to other treatment, sick excluded Adjustment: No Monotherapy: substance alone among all Antidep (SSRI, SNRI, ...) 2.62 [0.90;7.64] C
excluded (control group) 		4/77   30/1,465 34 77
ref
S18417
R77887		 Lee (Controls unexposed, general pop), 2025 Small for gestational age (birth weight <2 standard deviations below the mean for gestational age) during pregnancy (anytime or not specified) retrospective cohort (claims database) unexposed (general population or NOS) Adjustment: Yes Monotherapy: substance alone among all Antidep (SSRI, SNRI, ...) 2.67 [0.97;7.38] 4/77   6,986/463,440 6,990 77
ref
S18309
R77105		 Martin, 2024 Small for gestational age (SGA, defined as those with a birth weight in the lowest 10 percentiles for gestational age (<10th percentile) during pregnancy (anytime or not specified) population based cohort retrospective unexposed (general population or NOS) Adjustment: Yes Monotherapy: substance alone among all Antidep (SSRI, SNRI, ...) 1.32 [1.18;1.49] 382/2,350   229,066/2,408,707 229,448 2,350
ref
Total 2 studies 1.56 [0.87;2.79] 236,438 2,427
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 Lee (Controls unexposed, general pop), 2025Lee, 2025 1 2.67[0.97; 7.38]6,9907723%ROB confusion: seriousROB selection: lowROB classification: criticalROB missing: lowROB mesure: moderateROB reporting: moderate Martin, 2024Martin, 2024 1.32[1.18; 1.49]229,4482,35077%ROB confusion: seriousROB selection: lowROB classification: moderateROB missing: unclearROB mesure: moderateROB reporting: moderate Total (2 studies) I2 = 45% 1.56[0.87; 2.79]236,4382,4270.510.01.0ROB: A: confusion, B: selection, C: classification, D: missing, E: measurement, F: reportinglow,moderate,serious,critical,unclear,

1: Controls unexposed, general pop;

Sensitivity analysis

SubsetTE95% CIn casesn exposedkI2 Type of studies cohort studiescohort studies 1.56[0.87; 2.79]236,4382,42745%NALee (Controls unexposed, general pop), 2025 Martin, 2024 2 case control studiescase control studies 0 Type of controls unexposed (disease free or unspecified)unexposed (disease free or unspecified) 1.56[0.87; 2.79]236,4382,42745%NALee (Controls unexposed, general pop), 2025 Martin, 2024 2 Tags Adjustment   - Yes  - Yes 1.56[0.87; 2.79]236,4382,42745%NALee (Controls unexposed, general pop), 2025 Martin, 2024 2 Monotherapy   - substance alone among all Antidep ( ...  - substance alone among all Antidep (SSRI, SNRI, ...) 1.56[0.87; 2.79]236,4382,42745%NALee (Controls unexposed, general pop), 2025 Martin, 2024 2 All studiesAll studies 1.56[0.87; 2.79]236,4382,42745%NALee (Controls unexposed, general pop), 2025 Martin, 2024 20.510.01.0

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 18444

Sub-groupsTE95% CIn casesn exposedkI2ROB type of controls unexposed controls (disease free or unspecified)unexposed controls (disease free or unspecified) 1.56[0.87; 2.79]236,4382,42745%NALee (Controls unexposed, general pop), 2025 Martin, 2024 2 exposed to other treatment, sick controlsexposed to other treatment, sick controls 2.62[0.90; 7.64]3477 -NALee (Controls exposed to SSRI), 2025 10.510.01.0