Findings

What do systematic reviews say?

4 questions · 4 findings · 1 reviews · Colorectal

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No studies found 0 · 0%GRADE not reported 1 · 25%Very low 1 · 25%Low 2 · 50%Moderate 0 · 0%High 0 · 0%

Oral nutritional supplements vs usual care or control

Non‐infectious complications · people undergoing gastrointestinal surgery

Oral nutritional supplements showed no clear difference in non‐infectious complications recorded up to 30 days postdischarge compared with usual care or control (low certainty).

1 finding from 1 review

Preoperative nutrition therapy in people undergoing gastrointestinal surgery 2024 · Cochrane Headline outcomes only
RR 0.9 [0.67, 1.2]
5 studies · 473 participants
Low

Oral nutritional supplements vs usual care or control

Infectious complications · people undergoing gastrointestinal surgery

It is very uncertain whether oral nutritional supplements changes infectious complications recorded up to 30 days postdischarge compared with usual care or control (very low certainty).

1 finding from 1 review

Preoperative nutrition therapy in people undergoing gastrointestinal surgery 2024 · Cochrane Headline outcomes only
RR 0.88 [0.6, 1.27]
5 studies · 473 participants
Very low

Oral nutritional supplements vs usual care or control

Length of hospital stay · people undergoing gastrointestinal surgery

1 finding from 1 review

Preoperative nutrition therapy in people undergoing gastrointestinal surgery 2024 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 299 participants
Low

Oral nutritional supplements vs usual care or control

Adverse effects · people undergoing gastrointestinal surgery

1 finding from 1 review

Preoperative nutrition therapy in people undergoing gastrointestinal surgery 2024 · Cochrane Headline outcomes only
no estimate extracted
4 studies · 373 participants
GRADE not reported