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Table 2 Results of meta-analysis before and after sensitivity analysis

From: Thyroid autoimmunity and IVF/ICSI outcomes in euthyroid women: a systematic review and meta-analysis

Outcome

Unadjusted OR / SMD (95% CI)

P value

I2

Studies Excluded Following Sensitivity Analysis

OR (95% CI) Following Exclusion of Studies due to Sensitivity Analysis

P value

I2

CPR - overall

OR 0.86; 95%CI [0.70, 1.05]

0.14

29%

    

CPR - euthyroid

OR 0.88; 95%CI [0.69, 1.12];

0.29

32%

    

CMR – overall

OR 1.04; 95%CI [0.52, 2.07]

0.908

53%

Poppe 2003

OR 0.74; 95%CI [0.46, 1.19)

0.21

0.00%

CMR – euthyroid

OR 1.18; 95%CI [0.52, 2.64]

0.69

54%

Poppe 2003

OR 0.81; 95%CI [0.46, 1.41]

0.45

0.00%

BPL- overall

OR 1.14; 95%CI [0.48, 2.72]

0.769

0%

    

BPL- euthyroid

-

      

MR - overall

OR 1.33; 95%CI [0.83, 2.15]

0.23

47%

    

MR - euthyroid

OR 1.26; 95%CI [0.72–2.18]

0.42

35%

    

LBR/CP - overall

OR 0.67; 95%CI [0.28, 1.60]

0.37

69%

Poppe 2003

OR 0.92; 95%CI [0.57, 1.48]

0.722

0.00%

LBR/CP - euthyroid

–

      

LBR/cycle - overall

OR 0.84; 95%CI [0.67, 1.06]

0.15

2%

    

LBR/cycle – euthyroid

-

      

ET - overall

SMD 0.02; 95%CI [−0.18, 0.22]

0.85

69%

Chen 2017

SMD 0.13; 95%CI [−0.00, 0.26]

0.054

0.00%

ET - euthyroid

SMD 0.07; 95%CI [− 0.13, 0.2]

0.49

0%

    

NOR – overall

SMD −0.07; 95%CI [− 0.20, 0.06]

0.27

49%

    

NOR - euthyroid

SMD −0.05; 95%CI [− 0.25, 0.16]

0.67

60%

Karacan 2013

SMD −0.14; 95%CI [− 0.30, 0.02]

0.08

26%

Age - overall

SMD 0.12; 95%CI [−0.04, 0.28]

0.15

76%

    

Age - euthyroid

SMD 0.13; 95%CI [−0.10, 0.36]

0.25

82%

    

TSH - overall

SMD 0.28; 95%CI [−0.03, 0.59]

0.08

79%

    

TSH – euthyroid

SMD 0.14; 95%CI [−0.07, 0.34]

0.19

46%

    
  1. CPR, clinical pregnancy rate; CMR, clinical miscarriage rate; BPL, biochemical pregnancy loss; MR; miscarriage rate according to all definitions; LBR/CP, live birth rate per clinical pregnancy; LBR/ cycle, live birth rate per cycle; IR, implantation rate; ET, mean number of embryos transferred; NOR, number of oocytes retrieved