Retrospective Study
Copyright ©The Author(s) 2023.
World J Clin Cases. Feb 6, 2023; 11(4): 764-779
Published online Feb 6, 2023. doi: 10.12998/wjcc.v11.i4.764
Table 1 Comorbidities comparison in inflammatory bowel disease-rheumatoid arthritis overlap patients with and without major depressive disorders, national inpatient sample year 2000 to 2019

IBD-RA without depressive disorders, weighted, n (%)
IBD-RA with depressive disorders, weighted, n (%)
P value
Liver disease, mild6400 (5.97)2130 (8.14)< 0.0001a
Liver disease, moderate to severe786 (0.73)230 (0.88)0.2871a
Peptic ulcer disease1709 (1.59)632 (2.41)< 0.0001a
Esophageal disorders30712 (28.65)10569 (40.40)< 0.0001a
Gastritis3781 (3.52)1124 (4.30)0.0095a
Diabetes mellitus with chronic complications6367 (5.94)2005 (7.66)< 0.0001a
Diabetes mellitus without chronic complications14014 (13.07)3533 (13.50)0.4244a
Hypertension40782 (38.05)10493 (40.12)0.0080a
Heart Failure12798 (11.94)2908 (11.11)0.1176a
Coronary artery disease16644 (15.53)3549 (13.57)0.0007a
Cardiac dysrhythmias16114 (15.04)3299 (12.61)< 0.0001a
Myocardial infarction1316 (1.23)224 (0.86)0.0237a
Stroke1530 (1.42)230 (0.88)0.0018a
Iron Deficiency Anemia9298 (8.68)2296 (8.78)0.8167a
Nutritional deficiencies4062 (3.79)1494 (5.71)< 0.0001a
Lipid Metabolism disorders24990 (23.32)7036 (26.90)< 0.0001a
Thyroid disorders18029 (16.82)5531 (21.15)< 0.0001a
Chronic Pancreatitis1165 (1.09)507 (1.94)< 0.0001a
Renal failure, moderate 8563 (7.99)2132 (8.15)0.7113a
Renal failure, severe 2965 (2.77)767 (2.93)0.5434a
Menopausal disorders536 (0.50)222 (0.84)0.0033a
Osteoporosis11752 (10.97)3544 (13.55)< 0.0001a
Osteoarthritis15084 (14.07)4562 (17.44)< 0.0001a
Obesity11706 (10.92)4062 (15.53)<.00011
Weight Loss1201 (1.12)365 (1.39)0.1101a
Protein-calorie malnutrition8479 (7.91)2370 (9.06)0.0085a
Leukemia 558 (0.52)134 (0.51)0.9401a
Lymphoma 838 (0.78)181 (0.69)0.5132a
Metastatic cancer 1381 (1.29)329 (1.26)0.8524a
Solid tumor without metastasis, malignant3785 (2.84)850 (0.64)0.8524a
Paralysis1498 (1.40)495 (1.89)0.0114a
Dementia2291 (2.14)886 (3.39)< 0.0001a
AIDS212 (0.19)45 (0.17)0.6818a
Smoking32336 (30.17)9893 (37.82)< 0.0001a
Alcohol1747 (1.63)950 (3.63)< 0.0001a
Opioids3180 (2.97)1797 (6.87)< 0.0001a
Table 2 Comparison of Patients’ demographics and hospital Characteristics of inflammatory bowel disease-rheumatoid arthritis overlap patients with and without depressive disorders, national inpatient sample year 2000 to 2019

IBD-RA without MDD, weighted, n (%)
IBD-RA with MDD, weighted, n (%)
P value
Weighted total, n (%)107160 (80.38)26155 (19.62)
Sex< 0.0001a
Female78088 (72.87)21052 (80.49)
Male29073 (27.13)5103 (19.51)
Age (yr), mean ± SD58.70 ± 16.8956.36 ± 15.47< 0.0001b
Age groups (yr)< 0.0001c
< 18319 (0.29)25 (0.10)
18-4422215 (20.73)5887 (22.50)
45-6440363 (37.67)11544 (44.14)
65-8439111 (36.50)7902 (30.21)
≥ 855152 (4.81)798 (3.05)
Ethnicity< 0.0001c
White77818 (72.62)20612 (78.80)
Black10543 (9.83)1850 (7.07)
Hispanic4963 (4.63)1045 (3.99)
Asian or Pacific Islander741 (0.69)94 (0.36)
Native American500 (0.47)91 (0.35)
Other12596 (11.75)2464 (9.42)
Primary payer status< 0.0001c
Medicare59738 (55.75)14522 (55.52)
Medicaid10128 (9.45)3257 (12.45)
Private32808 (30.62)7239 (27.68)
Self-Pay2034 (1.89)505 (1.93)
No charge186 (0.17)40 (0.15)
Other2266 (2.11)592 (2.26)
Median socioeconomic status by national quartiles0.0008c
0-2524484 (22.85)6111 (23.37)
25-5026531 (24.75)6690 (25.58)
50-7527857 (26.00)7171 (27.42)
75-10026431 (24.66)5876 (22.46)
Other1857 (1.73)307 (1.17)
Hospital bed size0.0147c
Small16789 (15.67)4496 (17.19)
Medium28359 (26.46)7067 (27.02)
Large62012 (57.87)14592 (55.79)
Location/teaching status of the hospital< 0.0001c
Rural10398 (9.70)2299 (8.79)
Urban nonteaching36576 (34.13)7801 (29.83)
Urban teaching60186 (56.17)16055 (61.38)
Hospital region< 0.0001c
Northeast21819 (20.36)4601 (17.59)
Midwest or North Central27596 (25.75)7636 (29.19)
South40204 (37.52)9583 (36.64)
West17541 (16.36)4335 (16.57)
Discharge outcomes
Routine Discharge69143 (64.52)16289 (62.28)< 0.0031a
Transfer to Short-term Hospital2240 (2.09)475 (1.82)0.2013a
Transfer to other facilities16349 (15.26)4612 (17.63)< 0.0001a
HHC17635 (16.45)4536 (17.34)0.1373a
In-hospital mortality1792 (1.67%)243 (0.93%)< 0.0001a
Length of stay (days), mean ± SD5.49 ± 5.755.65 ± 5.790.0738a
Total charges (USD), mean ± SD43881 ± 6130045157 ± 608590.1762a
Table 3 Univariate and multivariate analyses of demographics and comorbidities associated with major depressive disorders in the inflammatory bowel disease-rheumatoid arthritis cohort, national inpatient sample year 2000 to 2019
VariablesUnivariate analysis
Multivariate analysis
Unadjusted odds ratio1 (95%CI)
P value
Adjusted odds ratio2 (95%CI)
P value
Gender, Female vs Male1.533 (1.424–1.651)< 0.00011.518 (1.463-1.575)< 0.0001
Age groups (yr)
< 180.380 (0.153–0.944)0.03710.793 (0.523-1.203)0.2842
18-441.320 (1.214-1.434)< 0.00011.888 (1.790-1.991)< 0.0001
45-641.418 (1.321-1.521)< 0.00011.693 (1.625-1.764)< 0.0001
65-84ReferenceNAReferenceNA
≥ 850.773 (0.649-0.920)0.00370.749 (0.688-0.814)< 0.0001
Race
White1.500 (1.338-1.682)< 0.00011.830 (1.728-1.939)< 0.0001
BlackReferenceNAReferenceNA
Hispanic1.193 (0.993-1.434)0.05981.391 (1.272-1.521)< 0.0001
Asian or Pacific Islander0.720 (0.441-1.174)0.18760.856 (0.679-1.078)0.1876
Native American1.029 (0.616-1.720)0.91200.937 (0.733-1.198)0.6120
Other1.109 (0.959-1.282)0.16271.456 (1.351-1.568)< 0.0001
Primary payer status
MedicareReferenceNAReferenceNA
Medicaid1.327 (1.205-1.462)< 0.00011.043 (0.99-1.10)0.1148
Private0.911 (0.850-0.977)0.00850.774 (0.744-0.805)< 0.0001
Self-Pay1.035 (0.831-1.289)0.76160.892 (0.800-0.994)0.0382
No charge0.853 (0.398-1.827)0.68250.698 (0.485-1.005)0.0555
Other1.069 (0.871-1.311)0.52550.974 (0.88-1.077)0.5930
Median socioeconomic status by national quartiles
0-25ReferenceNAReferenceNA
25-501.006 (0.923-1.097)0.88361.031 (0.988-1.075)0.1595
50-751.026 (0.943-1.117)0.54551.071 (1.025-1.118)0.0019
75-1000.890 (0.814-0.972)0.00950.998 (0.952-1.045)0.9323
Other0.664 (0.505-0.873)0.00340.697 (0.61-0.795)< 0.0001
Hospital bed size
SmallReferenceNAReferenceNA
Medium1.061 (0.967-1.164)0.21090.956 (0.913-1.002)0.0585
Large0.936 (0.873-1.005)0.06690.926 (0.888-0.966)0.0004
Location/teaching status of the hospital
RuralReferenceNAReferenceNA
Urban nonteaching1.028 (0.917-1.152)0.63760.994 (0.938-1.054)0.8450
Urban teaching1.253 (1.172-1.339)< 0.00011.235 (1.168-1.306)< 0.0001
Hospital region
NortheastReferenceNAReferenceNA
Midwest or North Central1.312 (1.199-1.437)< 0.00011.223 (1.162-1.286)< 0.0001
South1.124 (1.031-1.225)0.00781.083 (1.032-1.137)0.0015
West1.179 (1.065-1.306)0.00151.148 (1.085-1.213)< 0.0001
Comorbidities
Liver disease, mild1.401 (1.251-1.569)< 0.00011.156 (1.091-1.224)< 0.0001
Liver disease, moderate to severe1.206 (0.867-1.677)0.26550.976 (0.827-1.152)0.7708
Peptic ulcer disease1.532 (1.247-1.881)< 0.00011.254 (1.133-1.387)< 0.0001
Esophageal disorders1.684 (1.582-1.792)< 0.00011.528 (1.481-1.576)< 0.0001
Gastritis1.236 (1.063-1.436)0.00591.096 (1.018-1.18)0.0145
Diabetes mellitus with chronic complications1.326 (1.181-1.489)< 0.00011.201 (1.131-1.274)< 0.0001
Diabetes mellitus without chronic complications1.033 (0.946-1.128)0.46881.064 (1.018-1.113)0.0059
Hypertension1.082 (1.018-1.151)0.01151.091 (1.055-1.128)< 0.0001
Heart Failure0.922 (0.839-1.014)0.09431.005 (0.955-1.058)0.8505
Coronary artery disease0.858 (0.787-0.936)0.00050.901 (0.861-0.944)< 0.0001
Cardiac dysrhythmias0.811 (0.742-0.887< 0.00010.884 (0.844-0.925)< 0.0001
Myocardial infarction0.703 (0.512-0.965)0.02950.684 (0.587-0.797)< 0.0001
Stroke0.604 (0.443-0.825)0.00150.564 (0.484-0.656)< 0.0001
Iron Deficiency Anemia1.009 (0.908-1.122)0.86351.017 (0.966-1.071)0.5143
Nutritional deficiencies1.539 (1.344-1.762)< 0.00011.282 (1.199-1.37)< 0.0001
Lipid Metabolism disorders1.210 (1.130-1.296)< 0.00011.192 (1.15-1.237)< 0.0001
Thyroid disorders1.327 (1.231-1.430)< 0.00011.247 (1.201-1.295)< 0.0001
Chronic Pancreatitis1.788 (1.415-2.259)< 0.00011.356 (1.207-1.524)< 0.0001
Renal failure, moderate 1.026 (0.919-1.145)0.65301.04 (0.981-1.102)0.1839
Renal failure, severe 1.072 (0.897-1.282)0.44451.117 (1.02-1.223)0.0172
Menopausal disorders1.716 (1.211-2.432)0.00241.433 (1.206-1.702)< 0.0001
Osteoporosis1.280 (1.171-1.399)< 0.00011.21 (1.157-1.265)< 0.0001
Osteoarthritis1.287 (1.187-1.395)< 0.00011.215 (1.167-1.264)< 0.0001
Obesity1.500 (1.377-1.635)< 0.00011.228 (1.176-1.283)< 0.0001
Weight Loss1.253 (0.964-1.6280.09131.212 (1.067-1.378)0.0032
Protein-calorie malnutrition1.162 (1.045-1.291)0.00541.103 (1.047-1.162)0.0002
Leukemia 0.980 (0.643-1.492)0.92371.05 (0.856-1.288)0.6351
Lymphoma 0.875 (0.610-1.255)0.46851.014 (0.852-1.207)0.8744
Metastatic cancer 0.975 (0.744-1.277)0.85321.095 (0.948-1.265)0.2168
Solid tumor without metastasis, malignant0.917 (0.775-1.085)0.31400.944 (0.863-1.034)0.2131
Paralysis1.391 (1.110-1.744)0.00421.48 (1.32-1.659)< 0.0001
Dementia1.601 (1.344-1.908)< 0.00012.082 (1.906-2.274)< 0.0001
AIDS0.866 (0.422-1.776)0.69380.826 (0.58-1.178)0.2847
Smoking1.410 (1.325-1.502)< 0.00011.231 (1.193-1.271)< 0.0001
Alcohol2.296 (1.922-2.743)< 0.00012.109 (1.927-2.308)< 0.0001
Opioids2.430 (2.128-2.774)< 0.00012.009 (1.882-2.145)< 0.0001