What do systematic reviews say?

Dietary counselling tailored to a Stage of Change (Transtheoretical Model) to increase fruit and vegetable intake (two counselling sessions) vs usual care

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  6 weeks after receiving replacement dentures (about 10 weeks after baseline)
  Mean (SD) g/day (Table 1): fruit - intervention 111 (80) at baseline rising to 254 (194) at follow-up; control 87 (82) to 106 (116). A significant change in the weight of fruit consumed was found in the intervention…
  1 study · 58 participants
  GRADE not reported

Dietary counselling tailored to a Stage of Change (Transtheoretical Model) to increase fruit and vegetable intake (two counselling sessions) vs usual care

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  6 weeks after receiving replacement dentures (about 10 weeks after baseline)
  Mean (SD) BMI kg/m2 (Table 1): intervention 27.4 (3.5) to 27.2 (3.4); control 26.1 (3.3) to 26.1 (3.4). No statistically significant difference between intervention and control (P=0.22).
  1 study · 58 participants
  GRADE not reported

Dietary counselling tailored to a Stage of Change (Transtheoretical Model) to increase fruit and vegetable intake (two counselling sessions) vs usual care

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  6 weeks after receiving replacement dentures (about 10 weeks after baseline)
  Mean (SD) g/day (Table 1): vegetables - intervention 157 (73) to 224 (109); control 168 (83) to 175 (91). No significant between-group change in vegetable consumption.
  1 study · 58 participants
  GRADE not reported

Dietary counselling tailored to a Stage of Change (Transtheoretical Model) to increase fruit and vegetable intake (two counselling sessions) vs usual care

Dietary counselling tailored to a Stage of Change (Transtheoretical… showed no clear difference in fruit juice consumption: risk of starting to drink fruit juice compared with usual care; GRADE not reported.

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  6 weeks after receiving replacement dentures (about 10 weeks after baseline)
  RR 1.09 [0.42, 2.85]
  1 study · 58 participants
  GRADE not reported

Dietary counselling tailored to a Stage of Change (Transtheoretical Model) to increase fruit and vegetable intake (two counselling sessions) vs usual care

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  6 weeks after receiving replacement dentures (about 10 weeks after baseline)
  At follow-up 75% (22) of the intervention group versus 29% (8) of the control were in the Action Stage of Change for fruit consumption (P<0.001); baseline 20% (6) versus 8% (2). Significant difference between groups.…
  1 study · 58 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 to 4 years
  Table 2: 52% (130) versus 53% (131) at follow-up (baseline 41% versus 44%). No significant change.
  1 study · 497 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 to 4 years
  Table 2: 86% (215) intervention versus 83% (205) control at follow-up (baseline 74% versus 77%). No significant change.
  1 study · 497 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 to 4 years
  Table 2: 77% (193) versus 75% (185) at follow-up (baseline 71% versus 69%). No significant change.
  1 study · 497 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  4 years
  Mean (95% CI) DMFS increment after 4 years: intervention 2.56 (2.07 to 3.05) versus control 4.60 (3.99 to 5.21); significant difference favouring the intervention (P<0.0001; non-overlapping CIs). No between-group point…
  1 study · 497 participants
  GRADE not reported
• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 years
  Mean (95% CI) DMFS increment after 2 years: intervention 1.86 (1.50 to 2.21) versus control 2.44 (2.12 to 2.77); significant difference favouring the intervention (P<0.05, comparing intervention and control). No…
  1 study · 497 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 to 4 years
  Table 2: 71% (178) versus 68% (168) at follow-up (baseline 69% versus 65%). No significant change.
  1 study · 497 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 to 4 years
  Table 2: 77% (193) versus 81% (200) at follow-up (baseline 83% versus 74%, a significant baseline difference). No significant change at follow-up.
  1 study · 497 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 to 4 years
  Table 2: 87% (218) versus 86% (212) at follow-up (baseline 81% versus 87%). No significant change.
  1 study · 497 participants
  GRADE not reported

Individually designed, patient-centred preventive programme: dietary counselling (snacking timing, regular meals, fermentable carbohydrates) plus toothbrushing counselling, delivered by trained dental hygienists (a multi-intervention) vs Basic prevention offered as standard in public dental clinics

Individually designed, patient-centred preventive programme: dietary… led to higher using xylitol products more than 3 times per day compared with basic prevention offered as standard in public dental clinics; GRADE not reported.

• One‐to‐one dietary interventions undertaken in a dental setting to change dietary behaviour 2012 · Cochrane All outcomes

  2 to 4 years
  RR 1.32 [1.04, 1.68]
  1 study · 497 participants
  GRADE not reported

Low dietary fat vs usual fat

• Effects of total fat intake on body fatness in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  26 studies · 53875 participants
  High

Low dietary fat vs usual fat

• Effects of total fat intake on body fatness in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  15 studies · 46604 participants
  High

Low dietary fat vs usual fat

• Effects of total fat intake on body fatness in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 16685 participants
  High

Low dietary fat vs usual fat

• Effects of total fat intake on body fatness in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 2415 participants
  High

Low dietary fat vs usual fat

• Effects of total fat intake on body fatness in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  22 studies · 9812 participants
  High

Low dietary fat vs usual fat

• Effects of total fat intake on body fatness in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  10 studies · 6078 participants
  High

Low dietary fat vs usual fat

• Effects of total fat intake on body fatness in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 40130 participants
  Low