What do systematic reviews say?

Intervention not reported

It is very uncertain whether the intervention changes self rated general health (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 127209 participants
  Very low

Intervention not reported

It is very uncertain whether the intervention changes smoking during pregnancy (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  OR 0.95 [0.94, 0.96]
  1 study · 5260202 participants
  Very low

Intervention not reported

The review found no eligible studies for this question.

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

It is very uncertain whether the intervention changes number of bad physical health days in past 30 days (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  RR 1.13 [0.95, 1.35]
  1 study · 127209 participants
  Very low

Intervention not reported

It is very uncertain whether the intervention changes number of risky biomarkers for inflammation, cardiovascular disease… (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  RR 0.81 [0.53, 1.23]
  1 study · 3090 participants
  Very low

Intervention not reported

It is very uncertain whether the intervention changes change in income Logged wages/salary (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  RR 0.32 [0.1, 0.53]
  1 study · 66542 participants
  Very low

Intervention not reported

The review found no eligible studies for this question.

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

It is very uncertain whether the intervention changes currently employed (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  RD 0.02 [0.01, 0.04]
  1 study · 144477 participants
  Very low

Intervention not reported

It is very uncertain whether the intervention changes mental health/psychological distress Number of bad mental health… (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  RR 0.94 [0.81, 1.08]
  1 study · 127209 participants
  Very low

Intervention not reported

The review found no eligible studies for this question.

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

It is very uncertain whether the intervention changes overweight (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 59756 participants
  Very low

Intervention not reported

It is very uncertain whether the intervention changes obesity (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 59756 participants
  Very low

Intervention not reported

The review found no eligible studies for this question.

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

It is very uncertain whether the intervention changes current smoking (very low certainty).

• In‐work tax credits for families and their impact on health status in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 173811 participants
  Very low

Intervention not reported

The review found no eligible studies for this question.

• Slum upgrading strategies involving physical environment and infrastructure interventions and their effects on health… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

• Slum upgrading strategies involving physical environment and infrastructure interventions and their effects on health… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  893 participants
  Low

Intervention not reported

The review found no eligible studies for this question.

• Slum upgrading strategies involving physical environment and infrastructure interventions and their effects on health… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Slum upgrading strategies involving physical environment and infrastructure interventions and their effects on health… 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found