Table 4 Baseline characteristics of 200 patients in the training and test cohorts (n (%) or mean ± SD).
From: The role of ROSE-enhanced ERCP-guided biopsy in diagnosing biliary stricture
Variables | Total (n = 200) | Test (n = 80) | Train (n = 120) | Statistic | P |
|---|---|---|---|---|---|
Age, Mean ± SD | 66.87 ± 10.50 | 67.86 ± 10.23 | 66.21 ± 10.67 | t = 1.09 | 0.276 |
Heigth, Mean ± SD | 166.96 ± 7.50 | 167.36 ± 7.60 | 166.70 ± 7.45 | t = 0.61 | 0.541 |
Weight, Mean ± SD | 64.97 ± 9.52 | 65.05 ± 9.25 | 64.92 ± 9.74 | t = 0.10 | 0.923 |
WBC, Mean ± SD | 7.22 ± 9.29 | 6.58 ± 2.77 | 7.65 ± 11.78 | t = -0.80 | 0.427 |
HB, Mean ± SD | 124.69 ± 16.85 | 122.64 ± 16.92 | 126.06 ± 16.73 | t = -1.41 | 0.160 |
PLT, Mean ± SD | 239.34 ± 84.16 | 240.28 ± 78.40 | 238.72 ± 88.11 | t = 0.13 | 0.899 |
ALT, Mean ± SD | 163.06 ± 166.07 | 171.45 ± 172.18 | 157.47 ± 162.37 | t = 0.58 | 0.561 |
AST, Mean ± SD | 118.70 ± 121.67 | 124.19 ± 131.11 | 115.04 ± 115.38 | t = 0.52 | 0.604 |
ALP, Mean ± SD | 436.51 ± 319.05 | 451.96 ± 297.95 | 426.21 ± 333.21 | t = 0.56 | 0.577 |
GGT, Mean ± SD | 642.84 ± 629.09 | 626.40 ± 522.93 | 653.80 ± 692.80 | t = -0.30 | 0.764 |
TBIL, Mean ± SD | 182.22 ± 141.91 | 182.73 ± 149.97 | 181.89 ± 136.91 | t = 0.04 | 0.967 |
DBIL, Mean ± SD | 140.99 ± 118.55 | 145.34 ± 124.45 | 138.13 ± 114.94 | t = 0.42 | 0.676 |
CA19-9, Mean ± SD | 276.38 ± 347.96 | 279.78 ± 351.42 | 274.12 ± 347.10 | t = 0.11 | 0.910 |
Sex, n (%) | χ2 = 0.01 | 0.905 | |||
Female | 76 (38.00) | 30 (37.50) | 46 (38.33) | ||
Male | 124 (62.00) | 50 (62.50) | 74 (61.67) | ||
ROSE, n (%) | χ2 = 2.08 | 0.149 | |||
No | 100 (50.00) | 35 (43.75) | 65 (54.17) | ||
Yes | 100 (50.00) | 45 (56.25) | 55 (45.83) | ||
Lesion nature, n (%) | χ2 = 0.15 | 0.928 | |||
Benign | 12 (6.00) | 5 (6.25) | 7 (5.83) | ||
Inflammation | 58 (29.00) | 22 (27.50) | 36 (30.00) | ||
Malignant | 130 (65.00) | 53 (66.25) | 77 (64.17) |
