Findings

What do systematic reviews say?

1,078 questions · 1,098 findings · 33 reviews · Skin

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No studies found 396 · 36.1%GRADE not reported 89 · 8.1%Very low 181 · 16.5%Low 183 · 16.7%Moderate 196 · 17.9%High 53 · 4.8%

Minoxidil 2% vs minoxidil 5%

Change in quality (or pattern) of hair regrowth (e.g. thickness) · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 322 participants
Moderate

Finasteride vs placebo

Proportion of participants with self‐rated clinically significant hair regrowth · women with FPHL

Finasteride showed no clear difference in the proportion of participants with self‐rated clinically… compared with placebo (low certainty).

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
RR 0.95 [0.66, 1.37]
1 study · 137 participants
Low

Finasteride vs placebo

Change in quality of life ‐ not measured · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Finasteride vs placebo

Adverse events · women with FPHL

Finasteride showed no clear difference in adverse events compared with placebo (low certainty).

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
RR 1.03 [0.45, 2.34]
1 study · 137 participants
Low

Minoxidil vs placebo

Change in quality of life · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
1 study · 260 participants
Low

Finasteride vs placebo

Proportion of participants with investigator‐rated clinically significant hair regrowth · women with FPHL

Finasteride showed no clear difference in proportion of participants with investigator‐rated clinically… compared with placebo (low certainty).

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
RR 0.77 [0.31, 1.9]
1 study · 137 participants
Low

Finasteride vs placebo

Change from baseline to study conclusion in total hair count · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 231 participants
Low

Finasteride vs placebo

Degree of hair shedding from baseline to the end of the study · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
1 study · 137 participants
Low

Finasteride vs placebo

Cosmetic appearance of the hair or participant satisfaction · women with FPHL

Finasteride showed no clear difference in cosmetic appearance of the hair or participant satisfaction compared with placebo (low certainty).

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
RR 0.78 [0.4, 1.53]
1 study · 137 participants
Low

Finasteride vs placebo

Change in quality (or pattern) of hair regrowth (e.g. thickness) ‐ not measured · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Low‐level laser comb vs Placebo (sham/placebo device)

Proportion of participants with self‐rated clinically significant hair regrowth · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 141 participants
Moderate

Low‐level laser comb vs Placebo (sham/placebo device)

Change in quality of life ‐ not measured · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Low‐level laser comb vs Placebo (sham/placebo device)

Adverse events · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 141 participants
Low

Low‐level laser comb vs Placebo (sham/placebo device)

Participants with investigator‐rated clinically significant hair regrowth ‐ not measured · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Low‐level laser comb vs Placebo (sham/placebo device)

Change from baseline to study conclusion in total hair count · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 122 participants
Low

Minoxidil vs placebo

Adverse events · women with FPHL

Minoxidil showed no clear difference in adverse events compared with placebo (low certainty).

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
RR 1.24 [0.82, 1.87]
4 studies · 727 participants
Low

Low‐level laser comb vs Placebo (sham/placebo device)

Degree of hair shedding from baseline to the end of the study · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Low‐level laser comb vs Placebo (sham/placebo device)

Cosmetic appearance of the hair or participant satisfaction · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 141 participants
Moderate

Low‐level laser comb vs Placebo (sham/placebo device)

Change in quality (or pattern) of hair regrowth (e.g. thickness) ‐ not measured · women with FPHL

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Minoxidil vs placebo

Proportion of participants with investigator‐rated clinically significant hair regrowth · women with FPHL

Minoxidil probably leads to higher proportion of participants with investigator‐rated clinically… compared with placebo (moderate certainty).

1 finding from 1 review

Interventions for female pattern hair loss 2016 · Cochrane Headline outcomes only
RR 2.35 [1.68, 3.28]
7 studies · 1181 participants
Moderate