Patients and methods
Age |
n
| % |
---|---|---|
≤65 years | 17,214 | 70.06 |
>65 years | 7357 | 29.94 |
Overall | 24,571 | 100.00 |
Results
Unadjusted results
≤65 years | >65 years |
p
| |||
---|---|---|---|---|---|
n
| % |
n
| % | ||
Sex | |||||
Male | 15,481 | 89.93 | 6351 | 86.33 | <0.001 |
Female | 1733 | 10.07 | 1006 | 13.67 | |
ASA score | |||||
I | 7578 | 44.02 | 797 | 10.83 | <0.001 |
II | 8659 | 50.30 | 4523 | 61.48 | |
III | 968 | 5.62 | 1997 | 27.14 | |
IV | 9 | 0.05 | 40 | 0.54 | |
Defect size (EHS) | |||||
I (<1.5 cm) | 3300 | 19.17 | 711 | 9.66 | <0.001 |
II (1.5–3 cm) | 10,883 | 63.22 | 4396 | 59.75 | |
III (>3 cm) | 3031 | 17.61 | 2250 | 30.58 | |
Scrotal hernia (EHS) | |||||
No | 16,851 | 97.89 | 7110 | 96.64 | <0.001 |
Yes | 363 | 2.11 | 247 | 3.36 | |
Anesthesia | |||||
Local | 14 | 0.08 | 6 | 0.08 | 1.000 |
Spinal | 34 | 0.20 | 14 | 0.19 | |
General | 17,166 | 99.72 | 7337 | 99.73 | |
Inpatient/outpatient | |||||
Outpatient | 1020 | 5.93 | 194 | 2.64 | <0.001 |
Inpatient | 16,194 | 94.07 | 7163 | 97.36 | |
Degree of urgency | |||||
Elective | 17,061 | 99.11 | 7213 | 98.04 | <0.001 |
Emergency | 153 | 0.89 | 144 | 1.96 | |
Operation technique | |||||
TEP | 6636 | 38.55 | 2759 | 37.50 | 0.122 |
TAPP | 10578 | 61.45 | 4598 | 62.50 | |
Unilateral/bilateral | |||||
Unilateral | 12,276 | 71.31 | 5311 | 72.19 | 0.165 |
Bilateral | 4938 | 28.69 | 2046 | 27.81 |
≤65 years | >65 years |
p
| |||
---|---|---|---|---|---|
n
| % |
n
| % | ||
Risk factors
| |||||
Overall | |||||
No | 13,471 | 78.26 | 4970 | 67.55 | <0.001 |
Yes | 3743 | 21.74 | 2387 | 32.45 | |
Aortic aneurysm | |||||
No | 17,196 | 99.90 | 7313 | 99.40 | <0.001 |
Yes | 18 | 0.10 | 44 | 0.60 | |
Antiplatelet medication | |||||
No | 16,732 | 97.20 | 6402 | 87.02 | |
Yes | 482 | 2.80 | 955 | 12.98 | <0.001 |
COPD | |||||
No | 16,524 | 95.99 | 6784 | 92.21 | |
Yes | 690 | 4.01 | 573 | 7.79 | <0.001 |
Corticoids | |||||
No | 17,104 | 99.36 | 7270 | 98.82 | |
Yes | 110 | 0.64 | 87 | 1.18 | <0.001 |
Diabetes | |||||
No | 16,752 | 97.32 | 6821 | 92.71 | |
Yes | 462 | 2.68 | 536 | 7.29 | <0.001 |
Coagulopathy | |||||
No | 17,098 | 99.33 | 7207 | 97.96 | |
Yes | 116 | 0.67 | 150 | 2.04 | <0.001 |
Immunosuppression | |||||
No | 17,135 | 99.54 | 7303 | 99.27 | |
Yes | 79 | 0.46 | 54 | 0.73 | 0.010 |
Anticoagulation therapy | |||||
No | 17,140 | 99.57 | 7077 | 96.19 | |
Yes | 74 | 0.43 | 280 | 3.81 | <0.001 |
Smoking | |||||
No | 14,836 | 86.19 | 6988 | 94.98 | |
Yes | 2378 | 13.81 | 369 | 5.02 | <0.001 |
≤65 years | >65 years |
p
| |||||
---|---|---|---|---|---|---|---|
Mean-STD | Mean | Mean + STD | Mean-STD | MW | Mean + STD | ||
Duration of operation [min] | 33.1 | 51.0 | 78.6 | 33.6 | 52.2 | 81.2 | <0.001 |
Post-op. hospital stay [days] | 1.0 | 1.6 | 2.6 | 1.1 | 1.8 | 3.1 | <0.001 |
≤65 years | >65 years |
p
| |||
---|---|---|---|---|---|
n
| % |
n
| % | ||
Intraoperative complications | |||||
Overall | |||||
Yes | 205 | 1.19 | 118 | 1.60 | |
No | 17,009 | 98.81 | 7239 | 98.40 | 0.010 |
Bleeding | |||||
Yes | 138 | 0.80 | 75 | 1.02 | |
No | 17,076 | 99.20 | 7282 | 98.98 | 0.098 |
Injuries | |||||
Overall | |||||
Yes | 116 | 0.67 | 65 | 0.88 | |
No | 17,098 | 99.33 | 7292 | 99.12 | 0.078 |
Vascular | |||||
Yes | 53 | 0.31 | 19 | 0.26 | |
No | 17,161 | 99.69 | 7338 | 99.74 | 0.606 |
Bowel | |||||
Yes | 11 | 0.06 | 14 | 0.19 | |
No | 17,203 | 99.94 | 7343 | 99.81 | 0.007 |
Bladder | |||||
Yes | 16 | 0.09 | 13 | 0.18 | |
No | 17,198 | 99.91 | 7344 | 99.82 | 0.103 |
Nerve | |||||
Yes | 1 | 0.01 | 0 | 0.00 | |
No | 17,213 | 99.99 | 7357 | 100.0 | 1.000 |
Postoperative complications | |||||
Overall | |||||
Yes | 468 | 2.72 | 338 | 4.59 | |
No | 16,746 | 97.28 | 7019 | 95.41 | <0.001 |
Bleeding | |||||
Yes | 121 | 0.70 | 110 | 1.50 | |
No | 17,093 | 99.30 | 7247 | 98.50 | <0.001 |
Bowel injury/anastomotic leakage | |||||
Yes | 6 | 0.03 | 3 | 0.04 | |
No | 17,208 | 99.97 | 7354 | 99.96 | 0.733 |
SSI | |||||
Yes | 19 | 0.11 | 4 | 0.05 | |
No | 17,195 | 99.89 | 7353 | 99.95 | 0.255 |
Seroma | |||||
Yes | 319 | 1.85 | 224 | 3.04 | |
No | 16,895 | 98.15 | 7133 | 96.96 | <0.001 |
Mesh infection | |||||
Yes | 10 | 0.06 | 1 | 0.01 | |
No | 17,204 | 99.94 | 7356 | 99.99 | 0.191 |
Ileus | |||||
Yes | 13 | 0.08 | 8 | 0.11 | |
No | 17,201 | 99.92 | 7349 | 99.89 | 0.475 |
Reoperation | |||||
Yes | 184 | 1.07 | 101 | 1.37 | |
No | 17,030 | 98.93 | 7256 | 98.63 | 0.044 |
General complications | |||||
Overall | |||||
Yes | 147 | 0.85 | 146 | 1.98 | |
No | 17,067 | 99.15 | 7211 | 98.02 | <0.001 |
Urinary tract infection | |||||
Yes | 14 | 0.08 | 7 | 0.10 | |
No | 17,200 | 99.92 | 7350 | 99.90 | 0.812 |
Thrombosis | |||||
Yes | 4 | 0.02 | 3 | 0.04 | |
No | 17,210 | 99.98 | 7354 | 99.96 | 0.434 |
Pulmonary embolism (PAE) | |||||
Yes | 2 | 0.01 | 3 | 0.04 | |
No | 17,212 | 99.99 | 7354 | 99.96 | 0.162 |
Pneumonia | |||||
Yes | 3 | 0.02 | 9 | 0.12 | |
No | 17,211 | 99.98 | 7348 | 99.88 | 0.002 |
COPD | |||||
Yes | 8 | 0.05 | 9 | 0.12 | |
No | 17,206 | 99.95 | 7348 | 99.88 | 0.059 |
Myocardial infarction | |||||
Yes | 3 | 0.02 | 11 | 0.15 | |
No | 17211 | 99.98 | 7346 | 99.85 | <0.001 |
Renal failure | |||||
Yes | 2 | 0.01 | 11 | 0.15 | |
No | 17212 | 99.99 | 7346 | 99.85 | <0.001 |
Death | |||||
Yes | 1 | 0.01 | 4 | 0.05 | |
No | 17213 | 99.99 | 7353 | 99.95 | 0.031 |
Multivariable results
Parameter |
p value | Variables | OR | 95 % CI | |
---|---|---|---|---|---|
Operation technique | <0.001 | TAPP vs TEP | 2.461 | 2.066 | 2.931 |
Scrotal hernia (EHS) | <0.001 | Yes vs No | 2.738 | 2.078 | 3.609 |
Defect size (EHS) | <0.001 | II (1.5–3 cm) vs I (<1.5 cm) | 1.677 | 1.285 | 2.187 |
III (>3 cm) vs I (<1.5 cm) | 2.471 | 1.855 | 3.292 | ||
Age | <0.001 | ≤65 vs >65 years | 0.718 | 0.612 | 0.841 |
ASA score | 0.037 | II vs I | 1.161 | 0.976 | 1.381 |
III vs I | 1.362 | 1.071 | 1.732 | ||
IV vs I | 2.559 | 0.891 | 7.346 | ||
Bilateral/unilateral | 0.041 | Bilateral vs unilateral | 1.173 | 1.007 | 1.366 |
Sex | 0.304 | Male vs female | 0.884 | 0.699 | 1.118 |
Parameter |
p value | Variables | OR | 95 % CI | |
---|---|---|---|---|---|
Bilateral/unilateral | <0.001 | Bilateral vs unilateral | 2.154 | 1.699 | 2.730 |
ASA score | 0.004 | II vs I | 1.058 | 0.799 | 1.401 |
III vs I | 1.581 | 1.074 | 2.327 | ||
IV vs I | 6.001 | 1.786 | 20.167 | ||
Scrotal hernia (EHS) | 0.033 | Yes vs No | 1.807 | 1.049 | 3.111 |
Defect size (EHS) | 0.043 | II (1.5–3 cm) vs I (<1.5 cm) | 1.208 | 0.819 | 1.780 |
III (>3 cm) vs I (<1.5 cm) | 1.614 | 1.051 | 2.478 | ||
Operation technique | 0.463 | TAPP vs TEP | 1.096 | 0.858 | 1.399 |
Age | 0.695 | ≤65 vs >65 years | 0.947 | 0.721 | 1.244 |
Sex | 0.918 | Male vs female | 0.979 | 0.650 | 1.474 |
Parameter |
p value | Variables | OR | 95 % CI | |
---|---|---|---|---|---|
ASA score | <0.001 | II vs I | 1.171 | 0.855 | 1.604 |
III vs I | 3.419 | 2.381 | 4.911 | ||
IV vs I | 6.355 | 1.892 | 21.345 | ||
Age | <0.001 | ≤65 years vs >65 years | 0.615 | 0.473 | 0.800 |
Operation technique | 0.005 | TAPP vs TEP | 1.432 | 1.114 | 1.841 |
Bilateral/unilateral | 0.225 | Bilateral vs unilateral | 1.169 | 0.909 | 1.504 |
Defect size (EHS) | 0.588 | II (1.5–3 cm) vs I (<1.5 cm) | 0.842 | 0.595 | 1.190 |
III (>3 cm) vs I (<1.5 cm) | 0.906 | 0.608 | 1.352 | ||
Scrotal hernia (EHS) | 0.665 | Yes vs No | 1.148 | 0.614 | 2.146 |
Sex | 0.999 | Male vs female | 1.000 | 0.693 | 1.443 |
Parameter |
p value | Variables | Beta | 95 % CI | |
---|---|---|---|---|---|
Intercept | <0.001 | 3.717 | 3.603 | 3.831 | |
Bilateral | <0.001 | Bilateral | 0.313 | 0.301 | 0.324 |
Operation technique | <0.001 | TAPP | 0.089 | 0.078 | 0.099 |
Defect size (EHS) | <0.001 | I (<1.5 cm) | −0.113 | −0.131 | −0.096 |
Defect size (EHS) | <0.001 | II (1.5–3 cm) | −0.097 | −0.110 | −0.084 |
Scrotal hernia (EHS) | <0.001 | Yes | 0.182 | 0.149 | 0.216 |
Sex | <0.001 | Male | 0.046 | 0.029 | 0.062 |
ASA score | I | 0.115 | 0.002 | 0.229 | |
ASA score | II | 0.124 | 0.011 | 0.237 | |
ASA score | 0.024 | III | 0.108 | −0.006 | 0.222 |
Age | 0.072 | ≤65 Jahre | −0.011 | −0.023 | 0.001 |
Parameter |
p value | Variables | Beta | 95 % CI | |
---|---|---|---|---|---|
Intercept | <0.001 | 1.107 | 0.967 | 1.246 | |
ASA score | <0.001 | I | −0.571 | −0.709 | −0.432 |
ASA score | <0.001 | II | −0.524 | −0.662 | −0.386 |
ASA score | <0.001 | III | −0.365 | −0.504 | −0.226 |
Bilateral | <0.001 | Bilateral | 0.111 | 0.097 | 0.125 |
Sex | <0.001 | Male | −0.124 | −0.145 | −0.104 |
Scrotal hernia (EHS) | <0.001 | YES | 0.203 | 0.163 | 0.243 |
Age | <0.001 | ≤65 years | −0.056 | −0.071 | −0.041 |
Defect size (EHS) | <0.001 | I (<1.5 cm) | 0.014 | −0.008 | 0.035 |
Defect size (EHS) | <0.001 | II (1.5–3 cm) | 0.039 | 0.023 | 0.055 |
Operation technique | 0.020 | TAPP | 0.015 | 0.002 | 0.028 |