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Table 5 The results of subgroup analysis based on fast track elements

From: Fast-track surgery versus traditional perioperative care in laparoscopic colorectal cancer surgery: a meta-analysis

Factor

OR for postoperative complication rate

WMD for postoperative hospital stay

Studies with the element

Studies without the element

Studies with the element

Studies without the element

A

0.69 (0.57-0.82), I2 = 43%

0.21 (0.05-0.90),*

-1.61 (-2.29,-0.92), I2 = 82%

-1.93 (-2.61,-1.25),*

B

0.70 (0.56-0.87), I2 = 50%

0.60 (0.44-0.83), I2 = 38%

-2.18 (-3.06,-1.31), I2 = 81%

-0.94 (-1.27,-0.60), I2 = 1%

C

0.67 (0.49-0.93), I2 = 52%

0.62 (0.40-0.95), I2 = 49%

-1.68 (-2.35,-1.01), I2 = 79%

-1.61 (-3.52,0.29), I 2= 89%

D

0.86 (0.66-1.13), I 2= 43%

0.57 (0.45-0.72), I2 = 12%

-1.34 (-1.77,-0.91), I2 = 11%

-1.81 (-2.67,-0.95), I2 = 86%

E

0.75 (0.61-0.92), I2 = 34%

0.48 (0.33-0.69), I2 = 33%

-1.75 (-2.61,-0.88), I2 = 84%

-1.43 (-2.34,-0.52), I2 = 80%

F

0.69 (0.52-0.91), I2 = 48%

0.62 (0.41-0.94), I2 = 53%

-4.00 (-4.93,-3.07), I2 = 0%

-1.20 (-1.44,-0.95), I2 = 42%

G

0.71 (0.50-1.02), I 2= 55%

0.56 (0.42-0.76), I2 = 13%

-2.63 (-3.98,-1.27), I2 = 88%

-1.10 (-1.38,-0.82), I2 = 23%

H

0.74 (0.60-0.93), I2 = 42%

0.56 (0.41-0.76), I2 = 41%

-2.28 (-3.45,-1.10), I2 = 85%

-1.11 (-1.68,-0.55), I2 = 65%

I

0.82 (0.41-1.63), I 2= 56%

0.58 (0.42-0.72), I2 = 27%

-1.10 (-2.09,-0.12), I2 = 74%

-1.96 (-2.80,-1.13), I2 = 86%

J

1.00 (0.69,1.46),*

0.59 (0.48,0.73), I2 = 37%

-1.00 (-1.76,-0.24),*

-1.74 (-2.43,-1.05), I2 = 83%

K

0.78 (0.63-0.96), I2 = 24%

0.45 (0.31-0.64), I2 = 19%

-1.82 (-2.99,-0.65), I2 = 87%

-1.43 (-1.95,-0.91), I2 = 64%

L

0.81 (0.62-1.07), I 2= 33%

0.56 (0.44-0.71), I2 = 50%

-1.64 (-2.79,-0.49), I2 = 83%

-1.58 (-2.32,-0.84), I2 = 82%

M

-

-

-

-

N

-

-

-

-

O

0.71 (0.46-1.08), I 2= 69%

0.60 (0.44-0.82), I2 = 17%

-1.29 (-1.88,-0.70), I2 = 64%

-1.90 (-2.95,-0.86), I2 = 86%

P

0.79 (0.63-0.99), I2 = 27%

0.53 (0.40-0.71), I2 = 30%

-1.74 (-2.67,-0.81), I2 = 85%

-1.58 (-2.85,-0.58), I2 = 82%

Q

0.69 (0.57-0.83), I2 = 44%

0.42 (0.21-0.81),*

-1.42 (-1.97,-0.87), I2 = 77%

-4.00 (-5.45,-2.55),*

  1. A: patients education B: preoperative feeding C: No bowel preparation D: No premedication E: fluid restriction F: high O2 concentration during operation G: prevention of hypothermia H: epidural analgesia I: wound infiltration with local analgesia J: minimally invasive incisions K: No routine use of NG tube L: No routine use of drains M:early mobilization N:enforced early postoperative oral feeding O: No morphine use P: standard laxatives Q: early remove bladder catheter. “*” only one study in the subgroup, no I2 could be provided. “-“ all the including studies contain the element. The results without significant difference is marked by bold type.