Back ground | Low SMI (n = 68) | Normal SMI (n = 145) | p-value |
---|---|---|---|
Sex | |||
Female | 45 (66.2%) | 42 (29.0%) | < 0.001 |
Age (years)* | |||
Mean (SD) | 73.1 (11.2) | 68.4 (11.0) | 0.004 |
BMI* | |||
Mean (SD) | 20.6 (3.3) | 24.4 (3.8) | < 0.001 |
PNI* | |||
Mean (SD) | 45.3 (6.3) | 47.0 (6.5) | 0.076 |
GPS | |||
2 over | 4 (5.9%) | 13 (9.0%) | 0.591 |
Alb (g/dL)* | |||
Mean (SD) | 3.79 (0.5) | 3.88 (0.5) | 0.268 |
Cardiac disease | |||
Positive | 9 (13.2%) | 28 (19.3%) | 0.334 |
Lung disease | |||
Positive | 12 (17.6%) | 11 (7.6%) | 0.034 |
Diabetes mellitus | |||
Positive | 7 (10.3%) | 39 (26.9%) | 0.007 |
Tumor location | |||
Rectal tumor | 21 (30.9%) | 59 (40.7%) | 0.176 |
Tumor size | |||
≧3.0 cm | 40 (61.5%) | 83 (58.9%) | 0.761 |
pT stage | |||
T3 over | 40 (58.8%) | 80 (55.2%) | 0.658 |
pN stage | |||
Positive | 23 (33.8%) | 37 (25.5%) | 0.253 |
P | |||
Positive | 4 (5.9%) | 4 (2.8) | 0.270 |
H | |||
Positive | 4 (5.9%) | 8 (5.5%) | 1.0 |
Surgical procedure | |||
Laparoscopy | 57 (83.8%) | 130 (89.7%) | 0.263 |
Stoma | |||
Positive | 8 (11.8%) | 23 (15.9%) | 0.534 |
Operative time (min) | |||
> 240 | 34 (50.0%) | 76 (52.4%) | 0.770 |
Bleeding (min) | |||
≧101 | 12 (17.6%) | 28 (19.3%) | 0.852 |
CDC | |||
Grade 3 over | 5 (7.4%) | 22 (15.2%) | 0.126 |
Complications | |||
SSI | 11 (16.2%) | 39 (26.9%) | 0.118 |
Anastomotic leakage | 3 (4.4%) | 14 (9.7%) | 0.279 |
Remote infection | 5 (7.4%) | 7 (4.8%) | 0.527 |
POI | 13 (19.1%) | 8 (5.5%) | 0.005 |