What do systematic reviews say?

Heated tobacco use vs snus use

It is very uncertain whether heated tobacco use changes adverse events – measured by self‐report compared with snus use (very low certainty).

• Heated tobacco products for smoking cessation and reducing smoking prevalence 2022 · Cochrane Headline outcomes only
  RR 1.3 [0.94, 1.8]
  1 study · 87 participants
  Very low

Heated tobacco use vs abstinence from tobacco

It is very uncertain whether heated tobacco use changes adverse events – measured by self‐report compared with abstinence from tobacco (very low certainty).

• Heated tobacco products for smoking cessation and reducing smoking prevalence 2022 · Cochrane Headline outcomes only
  RR 1.12 [0.86, 1.46]
  2 studies · 237 participants
  Very low

Heated tobacco use vs snus use

• Heated tobacco products for smoking cessation and reducing smoking prevalence 2022 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 44 participants
  Very low

Heated tobacco use vs abstinence from tobacco

• Heated tobacco products for smoking cessation and reducing smoking prevalence 2022 · Cochrane Headline outcomes only
  no estimate extracted
  5 studies · 533 participants
  Very low

Heated tobacco use vs cigarette smoking

Heated tobacco use showed no clear difference in adverse events – measured by self‐report compared with cigarette smoking (low certainty).

• Heated tobacco products for smoking cessation and reducing smoking prevalence 2022 · Cochrane Headline outcomes only
  RR 1.03 [0.92, 1.15]
  6 studies · 1713 participants
  Low

Heated tobacco use vs cigarette smoking

It is very uncertain whether heated tobacco use changes serious adverse events – measured by self‐report and medical records compared with cigarette smoking (very low certainty).

• Heated tobacco products for smoking cessation and reducing smoking prevalence 2022 · Cochrane Headline outcomes only
  RR 0.79 [0.33, 1.94]
  9 studies · 2009 participants
  Very low