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Table 3 Resource use in post-index 12 months by insurance type and cohort

From: A retrospective study on the impact of comorbid depression or anxiety on healthcare resource use and costs among diabetic neuropathy patients

 

Medicare supplemental insurance

Commercial insurance

 

DN-only

DN-DA

Odds ratio

(95% confidence interval) or adjusted mean difference

(p-value)

DN-only

DN-DA

Odds ratio

(95% confidence interval) or adjusted mean difference

(p-value)

# Observations

16,831

1,699

 

17,205

3,105

 

Inpatient hospital admissions

      

   % patients with any admission

34.8%

54.3%

2.0 (1.8, 2.2)1

25.6%

43.7%

2.0 (1.8, 2.2)1

   Number of hospitalized days (mean, SD)

2.6 (8.0)

6.0 (13.4)

2.8 (<0.05)2

2.5 (9.1)

5.8 (14.5)

2.5 (<0.05)2

SNF admissions

      

   % patients with any admission

9.5%

25.3%

2.9 (2.6, 3.3)1

1.9%

4.7%

2.0 (1.6, 2.5)1

   Number of admissions (mean, SD)

0.8 (3.9)

3.2 (8.8)

2.1 (<0.05)2

0.1 (1.5)

0.4 (3.0)

0.04 (<0.05)2

% patients with any ER visit

21.7%

38.8%

2.1 (1.9, 2.3)1

22.8%

37.6%

1.8 (1.6, 2.0)1

% patients with any hospital outpatient visit

78.1%

81.9%

1.3 (1.1, 1.5)1

75.0%

82.4%

1.5 (1.3, 1.6)1

Outpatient physician office visits

      

   % patients with any visit

98.8%

98.1%

0.7 (0.4, 0.95)1

99.3%

99.6%

1.6 (0.9, 2.9)1

   Number of visits (mean, SD)

18.5 (12.9)

21.6 (15.1)

2.5 (<0.05)2

16.7 (13.1)

24.9 (17.6)

7.1 (<0.05)2

Home health care visits

      

   % patients with any visit

52.5%

52.4%

1.0 (0.9, 1.1)1

36.5%

45.7%

1.3 (1.2, 1.4)1

   Number of visits (mean, SD)

2.2 (4.8)

2.6 (5.5)

0.2 (0.06)2

2.1 (7.1)

3.2 (8.6)

0.6 (<0.05)2

  1. Source: Thomson Medstat MarketScan database for patients with Medicare supplemental and commercial insurance (2004–2005)
  2. 1Adjusted odds ratio and 95% confidence interval estimated from logistic regression.
  3. 2Adjusted mean difference and p-value estimated from ordinary least squares regression.