Comparison

Gastric Band

Gastric Bypass

Sleeve Gastrectomy

£7,266.60*

£10,179.45*

£8,901.25*

Effects

Variable restriction
Little change in appetite

Moderate restriction
Loss of appetite
Aversion to sweet foods (dumping syndrome)

Moderate restriction
Loss of appetite

Surgical technique

Keyhole surgery
4-5 small cuts

Keyhole surgery - 4-5 small cuts
Open surgery – 15-30 cm cut

Keyhole surgery
4-5 small cuts

Hospital stay

Day-case or 1 night

2-4 nights (keyhole or open)

2-3 nights

Recovery

1-2 weeks

2-3 weeks

2-3 weeks

Expected weight loss (average)

50% Excess weight

60-70% Excess weight

50-60% Excess weight

Surgical risks

Mortality: 1in 2000
Complications:
Early – 1 in 100
Late – 1 in 20

Mortality: 1 in 200
Complications: 1 in 20

Mortality: 1 in 500
Complications: 1 in 20

Long-term effects

Band adjustments necessary for weight loss;
Dietary and lifestyle changes necessary for success

Restriction decreases after 1 year to stabilise weight loss;
Appetite remains less;
Dumping may fade after 1 year, dietary control still necessary

Loss of restriction in 15% with weight regain;
Dietary and lifestyle changes necessary for success

Long-term problems

Band failure: 1 in 20
Flipped port: 1 in 50
Band slippage: 1 in 50
Band erosion: 1 in 50
Band removal: 1 in 10

Nutritional deficiency (Iron, Calcium, Vitamins);
Internal  hernia / adhesion  problems;
Incisional hernia (Open surgery)

Loss of restriction;
Return of appetite;
Further surgery to maintain weight loss

Dietary supplements

None

Multivitamin x1 daily
Iron + Calcium: if at risk

None

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