What do systematic reviews say?

Dietary advice vs dietary advice plus oral nutritional supplements

Dietary advice showed no clear difference in mortality compared with dietary advice plus oral nutritional supplements (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.92 [0.47, 1.8]
  10 studies · 777 participants
  Low

Dietary advice vs dietary advice plus oral nutritional supplements

Dietary advice may leads to higher number of people admitted or re‐admitted to hospital compared with dietary advice plus oral nutritional supplements (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 1.7 [1.04, 2.77]
  1 study · 114 participants
  Low

Dietary advice vs dietary advice plus oral nutritional supplements

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 202 participants
  Low

Dietary advice vs dietary advice plus oral nutritional supplements

Dietary advice may leads to lower complications compared with dietary advice plus oral nutritional supplements (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.75 [0.56, 0.99]
  3 studies · 317 participants
  Low

Dietary advice vs dietary advice plus oral nutritional supplements

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  14 studies · 931 participants
  Low

Dietary advice vs dietary advice plus oral nutritional supplements

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 187 participants
  Low

Dietary advice vs dietary advice plus oral nutritional supplements

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 321 participants
  Low

Dietary advice vs no advice

Dietary advice showed no clear difference in mortality compared with no advice (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.87 [0.26, 2.96]
  7 studies · 574 participants
  Low

Dietary advice vs no advice

The review found no eligible studies for this question.

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Dietary advice vs no advice

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 148 participants
  Low

Dietary advice vs no advice

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 148 participants
  Low

Dietary advice vs no advice

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  10 studies · 802 participants
  Low

Dietary advice vs no advice

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 98 participants
  Low

Dietary advice vs no advice

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  5 studies · 421 participants
  Low

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

Low‐GI dietary advice showed no clear difference in gestational diabetes compared with moderate‐ to high‐GI dietary advice (maternal outcomes) (low certainty).

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  RR 0.91 [0.63, 1.31]
  4 studies · 912 participants
  Low

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

It is very uncertain whether low‐GI dietary advice changes caesarean birth compared with moderate‐ to high‐GI dietary advice (maternal outcomes) (very low certainty).

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  RR 1.27 [0.79, 2.04]
  2 studies · 201 participants
  Very low

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

It is very uncertain whether low‐GI dietary advice changes gestational weight gain (kg) compared with moderate‐ to high‐GI dietary advice (maternal outcomes) (very low certainty).

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 787 participants
  Very low

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported