Overweight and obesity in hip and knee arthroplasty: Evaluation of 6078 cases

Table 2 Comorbidities in total hip arthroplasty and total knee arthroplasty

BMI (kg/m2)	25-29.9total	(Overweight)percent	30-34.9total	(Stage I)percent	35-39.9total	(Stage II)percent	≥40total	(Stage III)percent
Anemia	498	15.00%	273	14.70%	106	14.80%	27	14.40%
Cancer diseases	9	0.30%	6	0.30%	3	0.40%	1	0.50%
Congestive heart failure	86	2.60%	48	2.60%	19	2.60%	5	2.70%
Chronic pulmonary disease	629	19.00%	353	19.00%	136	19.00%	36	19.30%
Coagulopathy	23	0.70%	13	0.70%	5	0.70%	1	0.50%
Depression	497	15.00%	279	15.00%	108	15.10%	28	15.00%
Diabetes	1100	33.20%	616	33.10%	238	33.20%	67	35.80%
Fluid and electrolyte disorder	230	6.90%	130	7.00%	50	7.00%	15	8.00%
Gastro esophageal reflux disease	63	1.90%	35	1.90%	14	2.00%	6	3.20%
Hypertension	2550	76.90%	1431	76.90%	553	77.10%	148	79.10%
Hypothyroidism	497	15.00%	279	15.00%	108	15.10%	30	16.00%
Liver disease	13	0.40%	10	0.50%	4	0.60%	1	0.50%
Obstructive sleep apnea	695	21.00%	409	22.00%	150	20.90%	44	23.50%
Paralysis	3	0.10%	2	0.10%	1	0.10%	0	0.00%
Peripheral vascular disease	30	0.90%	17	0.90%	6	0.80%	2	1.10%
Psychoses	46	1.40%	26	1.40%	10	1.40%	2	1.10%
Pulmonary circulation disorders	20	0.60%	11	0.60%	4	0.60%	1	0.50%
Renal failure	73	2.20%	39	2.10%	16	2.20%	4	2.10%
Rheumatoid arthritis/collagen vascular disease	93	2.80%	54	2.90%	20	2.80%	5	2.70%
Valvular heart disease	80	2.40%	45	2.40%	17	2.40%	6	3.20%

BMI: Body mass index.