Sunday Poster Session
Category: Obesity
Bhanu Siva Mohan Pinnam, MD
John H. Stroger, Jr. Hospital of Cook County
Chicago, IL
Impact of bariatric surgery status on pregnancy-related Complications and healthcare burden | ||||||
Bariatric surgery status vs non-obese controls | adjusted OR | P-value | Bariatric surgery status vs obese-without-bariatric surgery controls | adjusted OR | P-value | |
Hypertension | 1574 (26.29%) vs 322870 (15.19%) | 1.70 (1.48-1.94) | < 0.001 | 1574 (26.29%) vs 132224 (25.92%) | 0.87 (0.76-0.99) | 0.049 |
Gestational Hypertension | 574 (9.6%) vs 212955 (10.02%) | 0.95 (0.77-1.17) | 0.664 | 574 (9.6%) vs 66154 (12.97%) | 0.70 (0.57-0.86) | 0.001 |
Diabetes | 270 (4.51%) vs 31004 (1.46%) | 1.38 (0.90-2.01) | 0.137 | 270 (4.51%) vs 22789 (4.47%) | 0.54 (0.35-0.84) | 0.007 |
GDM | 550 (9.18%) vs 173800 (8.18%) | 0.90 (0.73-1.1) | 0.33 | 550 (9.18%) vs 82700 (16.21%) | 0.43 (0.35-0.52) | < 0.001 |
Pregnancy-related liver disease | 140 (2.34%) vs 25410 (1.2%) | 1.67 (1.11-2.5) | 0.012 | 140 (2.34%) vs 8830 (1.73%) | 1.35 (0.90-2.03) | 0.145 |
Severe pre-eclampsia | 184 (3.09%) vs 93109 (4.38%) | 0.63 (0.44-0.89) | 0.01 | 184 (3.09%) vs 30210 (5.92%) | 0.48 (0.34-0.69) | < 0.001 |
Mild-moderate pre-eclampsia | 395 (4.92%) vs 81294 (3.83%) | 1.15 (0.87-1.52) | 0.312 | 395 (4.92%) vs 36129 (7.08%) | 0.59 (0.45-0.79) | < 0.001 |
Mental health disorders | 1590 (26.54%) vs 235279 (11.07%) | 2.65 (2.31-3.05) | < 0.001 | 1590 (26.54%) vs 85845 (16.83%) | 1.71 (1.48-1.96) | 0.001 |
Alcohol dependence | 60 (1%) vs 5329 (0.25%) | 2.45 (1.30-4.61) | 0.005 | 60 (1%) vs 1115 (0.22%) | 3.45 (1.79-6.66) | < 0.001 |
Spontaneous or missed abortions | 100 (1.67%) vs 18065 (0.85%) | 1.50 (0.91-2.46) | 0.105 | 100 (1.67%) vs 1835 (0.36%) | 3.28 (1.95-5.5) | < 0.001 |
Venous thromboembolism | 55 (0.92%) vs 3535 (0.17%) | 2.47 (1.09-5.55) | 0.029 | 55 (0.92%) vs 1260 (0.25%) | 2.0 (0.88-4.54) | 0.095 |
Hyperemesis | 195 (3.26%) vs 27760 (1.31%) | 3.04 (2.18-4.24) | < 0.001 | 195 (3.26%) vs 3145 (0.62%) | 6.25 (4.46-8.81) | < 0.001 |
Nutrition deficiency | 225 (3.76%) vs 12770 (0.6%) | 5.45 (3.91-7.59) | < 0.001 | 225 (3.76%) vs 5775 (1.13%) | 2.85 (2.03-4.0) | < 0.001 |
Bariatric surgery status vs non-obese controls | Difference on regression, bariatric surgery group vs non-obese controls | P-value | Bariatric surgery status vs obese controls | Difference on regression, bariatric surgery group vs obese controls | P-value | |
Total charges ($) | 29415 vs 25547 | 2.98 (-236 to 4632) | 0.654 | 29415 vs 27839 | 855 (-1692 to 3402) | 0.51 |
Mean length of stay (days) | 2.87 vs 2.7 | 0.046 (-0.15 to 0.24) | 0.077 | 2.87 vs 2.98 | negative 0.19 (-0.39 to 0.008) | 0.06 |
*Adjusted odds ratio, ^ Confidence interval. For all analyses, non-obese controls were the referent group. All odds ratios were obtained while adjusting for age, race, hospital location and teaching status, hospital region, insurance type, and charlson comorbidity index. | ||||||
Hospitalization characteristics of all pregnant admissions in 2020 | ||||||
Non-obese pregnant controls | Obese pregnant controls | Bariatric surgery status | p-value | |||
Total Number of Hospitalizations | 2124870 | 510130 | 5990 | |||
Mean Age (years) ± Standard Error | 29.51(29.42-29.61) | 29.52(29.43-29.61) | 33.09 (32.8-33.39) | |||
Age Groups | < 0.001 | |||||
< 35 | 1772450 (83.41%) | 424545 (83.22%) | 3960 (66.11%) | |||
>35 | 352420 (16.59%) | 85584 (16.78%) | 2029 (33.89%) | |||
Race | < 0.001 | |||||
White | 1073180 (52.18%) | 223385 (44.89%) | 2870 (49.14%) | |||
Black | 329715 (16.03%) | 112630 (22.63%) | 1130 (19.35%) | |||
Hispanic | 417755 (20.31%) | 124440 (25%) | 1525 (26.11%) | |||
Asian | 128220 (6.23%) | 14600 (2.93%) | 65 (1.11%) | |||
Other | 107810 (5.24%) | 22615 (4.54%) | 250 (4.28%) | |||
Charlson Comorbidity Index (CCI) | < 0.001 | |||||
CCI=0 | 1938385 (91.22%) | 426730 (83.65%) | 4735 (79.05%) | |||
CCI=1 | 170709 (8.03%) | 75209 (14.74%) | 1100 (18.36%) | |||
CCI=2 | 11914 (0.56%) | 6324 (1.24%) | 114 (1.92%) | |||
CCI≥3 | 3860 (0.18%) | 1864 (0.37%) | 40 (0.67%) | |||
Hospital Region | 0.0086 | |||||
Northeast | 368124 (17.32%) | 75035 (14.71%) | 1670 (27.88%) | |||
Midwest | 425870 (20.04%) | 107380 (21.05%) | 1085 (18.11%) | |||
South | 838165 (39.69%) | 208160 (40.81%) | 1755 (29.3%) | |||
West | 492709 (23.19%) | 119554 (23.44%) | 1480 (24.71%) | |||
Hospital Bed-Size | 0.0092 | |||||
Small | 414759 (19.52%) | 94349 (18.5%) | 1080 (18.03%) | |||
Medium | 614999 (28.94%) | 136470 (26.75%) | 1600 (26.71%) | |||
Large | 1095111 (51.54%) | 279310 (54.75%) | 3310 (55.26%) | |||
Hospital Location and Teaching Status | < 0.001 | |||||
Rural | 166080 (7.82%) | 34775 (6.82%) | 325 (5.43%) | |||
Urban Non-teaching | 343575 (16.17%) | 70555 (13.83%) | 900 (15.03%) | |||
Urban Teaching | 1615214 (76.01%) | 404799 (79.35%) | 4764 (79.55%) | |||
Discharge type | < 0.001 | |||||
Routine (Home) | 2077020 (97.77%) | 498655 (97.78%) | 5685 (94.99%) | |||
Transfer to short-term hospital | 10765 (0.51%) | 2034 (0.4%) | 75 (1.25%) | |||
Transfer Another Facility* | 2734 (0.13%) | 535 (0.1%) | 15 (0.25%) | |||
Home Health Care | 20769 (0.98%) | 6294 (1.23%) | 130 (2.17%) | |||
Discharge Against Medical Advice | 13160 (0.62%) | 2475 (0.49%) | 80 (1.34%) | |||
Insurance | < 0.001 | |||||
Medicare | 15299 (0.74%) | 5010 (1.01%) | 190 (3.27%) | |||
Medicaid | 869815 (42.21%) | 249590 (50.1%) | 2375 (40.91%) | |||
Private insurance | 1123325 (54.52%) | 235645 (47.3%) | 3190 (54.95%) | |||
Self-pay | 52045 (2.53%) | 7960 (1.6%) | 50 (0.86%) |