Silicone dressing may leads to lower pressure ulcer incidence compared with no dressing (low certainty).
It is very uncertain whether silicone dressing changes stage 1 pressure ulcer incidence compared with no dressing (very low certainty).
It is very uncertain whether silicone dressing changes stage 2 pressure ulcer incidence compared with no dressing (very low certainty).
It is very uncertain whether silicone dressing changes stage 4 pressure ulcer incidence compared with no dressing (very low certainty).
It is very uncertain whether silicone dressing changes unstageable pressure ulcer incidence compared with no dressing (very low certainty).
It is very uncertain whether silicone dressing changes deep tissue injury pressure ulcer incidence compared with no dressing (very low certainty).
The review found no eligible studies for this question.
Fatty acid may leads to lower pressure ulcer incidence: fatty acid vs control compound compared with other topical intervention or standard care (low certainty).
It is very uncertain whether other dressing changes pressure ulcer incidence: polyurethane film vs hydrocolloid dressing compared with control (very low certainty).
It is very uncertain whether other dressing changes pressure ulcer incidence: PPD vs no dressing compared with control (very low certainty).
The review found no eligible studies for this question.
Fatty acid showed no clear difference in adverse event: fatty acid vs olive oil compared with other topical intervention or standard care (low certainty).
It is very uncertain whether active topical agent changes pressure ulcer incidence: active lotion vs placebo compared with placebo/control (very low certainty).
It is very uncertain whether active topical agent changes pressure ulcer incidence: Conotrane vs placebo compared with placebo/control (very low certainty).
It is very uncertain whether profiling bed with foam mattress changes pressure ulcer healing compared with hospital bed with foam mattress (very low certainty).
Alternating‐pressure cushion showed no clear difference in pressure ulcers completely healed compared with dry flotation cushion (low certainty).
Water mattress overlay showed no clear difference in pressure ulcer healing compared with low‐tech mattress (low certainty).
Low‐air‐loss bed showed no clear difference in pressure ulcers completely healed compared with low‐tech mattress overlay (low certainty).
The intervention showed no clear difference in ulcers completely healed (low certainty).
The intervention showed no clear difference in decrease in pressure ulcer size (low certainty).