Background
Methods
Data source and sample inclusion/exclusion criteria
Data collection, study parameters, and definitions
Statistical analysis
Results
Demographic, clinic characteristics of the study population
Characteristics | Mean ± SD or number | Median or percentage | 25th–75th percentile | |
---|---|---|---|---|
Gender | Male | 944 | 61.78 | |
Female | 584 | 38.22 | ||
Age group | 20~ | 16 | 1.05 | |
30~ | 53 | 3.47 | ||
40~ | 303 | 19.83 | ||
50~ | 365 | 23.89 | ||
60~ | 268 | 17.54 | ||
70~ | 287 | 18.78 | ||
80~ | 218 | 14.27 | ||
90~ | 18 | 1.18 | ||
LOS | 11.65 ± 6.13 | 10 | 8–15 | |
Type of medical insurance | Urban Resident Basic Medical Insurance | 41 | 2.68 | |
Urban Employee Basic Medical Insurance | 603 | 39.46 | ||
Other means of payment | 23 | 1.51 | ||
Public expense | 31 | 2.03 | ||
Private expense | 789 | 51.64 | ||
NCMS | 41 | 2.68 | ||
Mode of Admission | Emergency | 29 | 1.90 | |
Outpatient | 1470 | 96.20 | ||
Other | 29 | 1.90 | ||
Year of admission | 2013 | 724 | 47.38 | |
2014 | 804 | 52.62 | ||
Occupation | Employee | 248 | 16.23 | |
Student | 3 | 0.20 | ||
Labourer | 181 | 11.84 | ||
Retired | 721 | 47.19 | ||
Unemployed | 375 | 24.54 | ||
Complications | No complications | 164 | 10.73 | |
Chronic complications | 1249 | 81.74 | ||
Acute + chronic complications | 115 | 7.53 | ||
Costs per patient | 232.47 ± 164.95 | 185.00 | 142.04–272.18 |
Univariate analysis result
Factors | Mean days | Median days |
P-value | |
---|---|---|---|---|
Gender | Male | 11.40 ± 6.04 | 10.00 (7.00–14.00) | 0.056 |
Female | 12.04 ± 6.27 | 11.00 (8.00–15.00) | ||
Age group | 20~ | 9.06 ± 3.79 | 9.00 (6.00–12.75) | <0.001 |
30~ | 10.00 ± 5.63 | 9.00 (7.00–10.50) | ||
40~ | 10.95 ± 6.21 | 10.00 (7.00–13.00) | ||
50~ | 9.83 ± 5.09 | 9.00 (7.00–13.00) | ||
60~ | 10.71 ± 5.12 | 10.00 (8.00–13.00) | ||
70~ | 12.45 ± 5.99 | 11.00 (9.00–15.00) | ||
80~ | 15.67 ± 6.73 | 16.00 (11.00–21.00) | ||
90~ | 19.94 ± 5.96 | 21.00 (16.75–23.25) | ||
Type of medical insurance | Urban Resident Basic Medical Insurance | 10.31 ± 5.39 | 9.00 (7.00–11.00) | <0.001 |
Urban Employee Basic Medical Insurance | 10.14 ± 4.84 | 9.00 (7.00–12.00) | ||
Other | 13.30 ± 5.41 | 13.00 (11.00–17.00) | ||
Public expense | 14.19 ± 6.11 | 15.00 (10.00–19.00) | ||
Private expense | 12.65 ± 6.74 | 12.00 (8.00–17.00) | ||
NCMS | 12.95 ± 7.15 | 11.00 (8.50–15.50) | ||
Occupation | Employee | 10.95 ± 6.20 | 10.00 (7.00–15.00) | <0.001 |
Student | 12.00 ± 5.57 | 13.00 (6.00–) | ||
Labourer | 10.32 ± 5.26 | 9.00 (7.00–13.00) | ||
Employed | 12.54 ± 6.29 | 11.00 (8.00–16.00) | ||
Unemployed | 11.02 ± 5.94 | 10.00 (8.00–13.00) | ||
Mode of Admission | Emergency | 10.62 ± 7.81 | 9.00 (4.50–13.00) | 0.057 |
Outpatient | 11.68 ± 5.95 | 10.00 (8.00–15.00) | ||
Other | 11.03 ± 11.33 | 9.00 (2.00–14.50) | ||
Year of admission | 2013 | 11.67 ± 6.31 | 10.00 (8.00–14.00) | 0.998 |
2014 | 11.62 ± 5.97 | 10.00 (8.00–15.00) | ||
Complications | No complications | 15.43 ± 7.17 | 15.50 (10.00–22.00) | <0.001 |
Chronic complications | 11.23 ± 5.84 | 10.00 (8.00–14.00) | ||
Acute + chronic complications | 10.74 ± 5.81 | 10.00 (7.00–13.00) |
Multiple linear regression analysis
Factors | Reference group |
ß
| Std. Error | 95% C.I |
P-value | |
---|---|---|---|---|---|---|
Lower | Upper | |||||
Gender | ||||||
Female | Male | 0.165 | 0.319 | −0.459 | 0.790 | 0.604 |
Age group | ||||||
30~ | 20~ | 1.339 | 1.761 | −2.112 | 4.790 | 0.447 |
40~ | 2.091 | 1.612 | −1.069 | 5.252 | 0.195 | |
50~ | 0.591 | 1.616 | −2.577 | 3.758 | 0.715 | |
60~ | 1.325 | 1.642 | −1.893 | 4.543 | 0.420 | |
70~ | 2.856 | 1.645 | −0.368 | 6.081 | 0.083 | |
80~ | 5.161 | 1.671 | 1.887 | 8.435 | 0.002 | |
90~ | 8.328 | 2.157 | 4.101 | 12.555 | 0.001 | |
Type of medical insurance | ||||||
Urban Employee Basic Medical Insurance | Urban Resident Basic Medical Insurance | −0.050 | 0.921 | −1.856 | 1.756 | 0.957 |
Other | 2.541 | 1.486 | −0.372 | 5.454 | 0.087 | |
Public expense | 2.250 | 1.383 | −0.460 | 4.961 | 0.104 | |
Private expense | 1.489 | 0.919 | −0.311 | 3.290 | 0.105 | |
NCMS | 3.053 | 1.265 | 0.574 | 5.531 | 0.016 | |
Occupation | ||||||
Labourer | Employee | 0.118 | 0.577 | −1.014 | 1.249 | 0.839 |
Retired | 0.843 | 0.483 | −0.104 | 1.790 | 0.081 | |
Unemployed | 0.506 | 0.471 | −0.416 | 1.429 | 0.282 | |
Mode of Admission | ||||||
Outpatient | Emergency | 1.331 | 1.079 | −0.784 | 3.445 | 0.217 |
Other | 0.348 | 1.507 | −2.605 | 3.301 | 0.817 | |
Complications | ||||||
Chronic complications | No complications | −1.678 | 0.548 | −2.751 | −0.605 | 0.002 |
Acute + chronic complications | −2.475 | 0.753 | −3.951 | −0.998 | 0.001 |
Cost differencess between various complications
Hospitalization costs | No complications | Chronic complications | Acute + chronic complications |
P-value | |||
---|---|---|---|---|---|---|---|
Mean ± SD | Median | Mean ± SD | Median | Mean ± SD | Median | ||
Total costs | 159.72 ± 130.83 | 135.33 (92.03–184.28) | 240.60 ± 166.58 | 192.09 (147.81–282.30)a
| 247.98 ± 166.22 | 200.99 (155.47–286.39)b
| <0.001 |
Drugs | 68.69 ± 75.18 | 57.84 (27.98–84.92) | 111.60 ± 84.44 | 89.60 (61.67–138.62)a
| 115.59 ± 82.89 | 95.45 (62.99–135.40)b
| <0.001 |
Accommodation | 10.28 ± 12.35 | 7.71 (4.24–12.95) | 14.90 ± 19.19 | 11.64 (8.81–15.80)a
| 13.28 ± 6.99 | 11.11 (8.81–16.26)b
| <0.001 |
Imaging | 16.48 ± 14.61 | 15.03 (4.98–23.06) | 25.65 ± 19.87 | 22.35 (13.26–33.55)a
| 23.93 ± 17.13 | 22.06 (11.15–31.75)b
| <0.001 |
Therapeutics | 14.41 ± 36.90 | 6.63 (2.32–11.38) | 27.12 ± 48.69 | 10.92 (5.79–20.07)a
| 31.15 ± 49.19 | 13.84 (8.48–24.89)bc
| <0.001 |
Lab analysis | 32.85 ± 22.34 | 31.55 (19.01–46.50) | 44.62 ± 26.04 | 39.72 (28.33–56.05)a
| 44.44 ± 25.33 | 38.76 (25.68–58.61)b
| <0.001 |
Sanitary materials | 5.25 ± 5.69 | 3.78 (1.84–6.81) | 11.48 ± 62.34 | 5.31 (3.35–7.77)a
| 14.31 ± 32.36 | 6.54 (4.31–9.76)bc
| <0.001 |
Diagnostics | 1.55 ± 1.08 | 1.42 (0.75–2.06) | 2.24 ± 1.06 | 2.06 (1.53–2.68)a
| 2.27 ± 1.01 | 2.07 (1.53–2.87)b
| <0.001 |
Nursing care | 1.09 ± 1.77 | 0.76 (0.47–1.32) | 1.65 ± 1.45 | 1.15 (0.86–1.91)a
| 1.82 ± 1.55 | 1.23 (0.85–2.10)b
| <0.001 |
Cost differences between various chronic complications
Hospitalization costs | Microvascular | Macrovascular | Microvascular + macrovascular |
P-value | |||
---|---|---|---|---|---|---|---|
Mean ± SD | Median | Mean ± SD | Median | Mean ± SD | Median | ||
Total costs | 225.40 ± 115.32 | 200.34 (151.00–263.24) | 221.25 ± 177.64 | 170.05 (134.81–255.11)a
| 275.18 ± 193.14 | 217.91 (158.94–345.02)bc
| <0.001 |
Drugs | 109.11 ± 67.82 | 94.80 (65.25–137.20) | 99.60 ± 76.64 | 80.26 (57.07–119.78)a
| 125.87 ± 103.22 | 96.08 (63.04–164.70)c
| <0.001 |
Accommodation | 13.12 ± 7.55 | 11.72 (8.99–15.09) | 13.24 ± 13.98 | 10.11 (7.71–15.42)a
| 18.37 ± 29.02 | 12.38 (9.91–17.73)bc
| <0.001 |
Imaging | 28.19 ± 19.55 | 24.26 (15.97–35.40) | 21.84 ± 16.31 | 19.85 (10.84–29.24)a
| 26.74 ± 22.65 | 22.61 (11.48–35.99)c
| <0.001 |
Therapeutics | 16.08 ± 20.87 | 10.76 (5.71–16.61) | 29.55 ± 54.91 | 10.33 (5.31–19.92) | 36.14 ± 59.49 | 11.71 (6.47–29.3)bc
| 0.005 |
Lab analysis | 45.96 ± 25.19 | 40.30 (28.55–58.62) | 40.44 ± 19.78 | 37.33 (27.69–50.51)a
| 47.30 ± 31.32 | 41.37 (28.94–60.36)c
| 0.007 |
Sanitary materials | 7.14 ± 10.02 | 5.52 (3.69–7.46) | 12.15 ± 95.75 | 4.64 (2.84–7.01)a
| 15.31 ± 49.03 | 6.02 (3.59–9.15)c
| <0.001 |
Diagnostics | 2.22 ± 0.95 | 2.10 (1.69–2.62) | 2.08 ± 0.99 | 1.87 (1.50–2.62)a
| 2.40 ± 1.21 | 2.25 (1.69–2.87)c
| <0.001 |
Nursing care | 1.34 ± 1.17 | 1.12 (0.85–1.42) | 1.55 ± 1.36 | 1.05 (0.76–1.87) | 2.08 ± 1.69 | 1.63 (0.96–2.62)bc
| <0.001 |