Findings

What do systematic reviews say?

7 questions · 7 findings · 1 reviews · Fertility Regulation

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No studies found 2 · 28.6%GRADE not reported 0 · 0%Very low 0 · 0%Low 2 · 28.6%Moderate 3 · 42.9%High 0 · 0%

Summary of findings table ‐ Buffered lidocaine vs plain lidocaine

Pain with dilation (10 mL 2% lidocaine)a,b · people requesting a surgical abortion at 13+6 weeks' gestation or less (Chin 2020 included people experiencing an early pregnancy loss)

1 finding from 1 review

Local anaesthesia for pain control in first trimester surgical abortion 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 167 participants
Moderate

Summary of findings table ‐ Buffered lidocaine vs plain lidocaine

Pain with dilation (20 mL 1% lidocaine)d,e · people requesting a surgical abortion at 13+6 weeks' gestation or less (Chin 2020 included people experiencing an early pregnancy loss)

1 finding from 1 review

Local anaesthesia for pain control in first trimester surgical abortion 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 98 participants
Low

Summary of findings table ‐ Buffered lidocaine vs plain lidocaine

Pain with aspiration (lidocaine)a,b · people requesting a surgical abortion at 13+6 weeks' gestation or less (Chin 2020 included people experiencing an early pregnancy loss)

1 finding from 1 review

Local anaesthesia for pain control in first trimester surgical abortion 2024 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 291 participants
Moderate

Summary of findings table ‐ Buffered lidocaine vs plain lidocaine

Pain with aspiration (20 mL 1% lidocaine)d,e · people requesting a surgical abortion at 13+6 weeks' gestation or less (Chin 2020 included people experiencing an early pregnancy loss)

1 finding from 1 review

Local anaesthesia for pain control in first trimester surgical abortion 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 98 participants
Low

Summary of findings table ‐ 20 mL 1% buffered lidocaine vs bupivacaine

Pain with dilation ‐ not measured · people requesting a surgical abortion in the first trimester

The review found no eligible studies for this question.

1 finding from 1 review

Local anaesthesia for pain control in first trimester surgical abortion 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Summary of findings table ‐ 20 mL 1% buffered lidocaine vs bupivacaine

Pain with aspirationa,b · people requesting a surgical abortion in the first trimester

1 finding from 1 review

Local anaesthesia for pain control in first trimester surgical abortion 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 133 participants
Moderate

Summary of findings table ‐ 20 mL 1% buffered lidocaine vs bupivacaine

Pain during procedure ‐ not measured · people requesting a surgical abortion in the first trimester

The review found no eligible studies for this question.

1 finding from 1 review

Local anaesthesia for pain control in first trimester surgical abortion 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found