Background
Method
Data source and population sample
Variables
Statistical analysis
Results
LOW SEIFA | MID SEIFA | HIGH SEIFA | |
---|---|---|---|
Total SA3s, n (%)
| 14(22%) | 31(48%) | 20(30%) |
Greater Melbourne
|
3(21%)
|
17(55%)
|
20(100%)
|
Rest of Victoria
|
11(79%)
|
14(45%)
|
0(0%)
|
Total population %
| 17% | 51% | 32% |
0–14 years
|
19%
|
20%
|
16%
|
15–39 years
|
34%
|
34%
|
39%
|
40–64 years
|
32%
|
32%
|
31%
|
65 + years
|
16%
|
14%
|
15%
|
Gender (male, %) |
22%
|
48%
|
31%
|
Mean GPs per 10,000 population (mean, 95%CI) | 8.05(7.08:9.03) | 11.27(10.31:12.23) | 12.67(15.52:13.83) |
Mean GP visits (mean, SD) | 4.32 ± 1.73 | 4.20 ± 1.66 | 3.63 ± 1.44 |
Before Freeze mean ± SD | During Freeze mean ± SD | After Freeze mean ± SD | Mean difference, 95%CI (During-Before) | Mean difference, 95%CI (During-After) | |
---|---|---|---|---|---|
LOW SEIFA
| |||||
Number of GP visits per person per year
| 4.32 ± 1.73 | 4.30 ± 1.67 | 4.28 ± 1.63 | -0.02(-0.46;0.43) | -0.03(-0.48;0.41) |
0–14 years
|
2.70 ± 0.56
|
2.74 ± 0.54
|
2.71 ± 0.49
|
0.04(-0.25;0.32)
|
0.01(-0.27;0.29)
|
15–39 years
|
3.50 ± 1.07
|
3.52 ± 1.09
|
3.57 ± 0.46
|
0.03(-0.55;0.61)
|
0.07(-0.51;0.65)
|
40–64 years
|
4.35 ± 0.90
|
4.32 ± 0.86
|
4.32 ± 0.81
|
-0.03(-0.50;0.44)
|
-0.03(-0.49;0.43)
|
65 + years
|
6.73 ± 0.76
|
6.63 ± 0.78
|
6.54 ± 0.71
|
-0.10(-0.51;0.32)
|
-0.18(-0.58;0.21)
|
Percentage of bulk-billed GP visits
|
85.12 ± 10.18
|
86.17 ± 6.62
|
86.57 ± 9.25
|
1.05(-1.56;3.66)
|
1.45(-1.12;4.01)
|
0–14 years
|
91.59 ± 6.16
|
93.17 ± 5.68
|
93.75 ± 5.21
|
1.59(-1.59;4.76)
|
2.17(-0.86; 5.22)
|
15–39 years
|
80.82 ± 8.97
|
82.05 ± 7.92
|
82.81 ± 7.39
|
1.23(-3.30;5.77)
|
1.99(-2.41;6.39)
|
40–64 years
|
76.77 ± 10.26
|
77.91 ± 9.61
|
78.89 ± 9.34
|
1.13(-4.19;6.46)
|
1.81(-3.45;7.07)
|
65 + years
|
91.31 ± 5.30
|
91.57 ± 4.92
|
91.13 ± 5.20
|
0.26(-2.48;3.00)
|
-0.19(-3.00;2.62)
|
MID SEIFA
| |||||
Number of GP visits per person per year
|
4.20 ± 1.66
|
4.16 ± 1.63
|
4.10 ± 1.59
|
-0.05(-0.34;0.24)
|
-0.10(-0.39;0.18)
|
0–14 years
|
2.93 ± 0.45
|
2.90 ± 0.42
|
2.84 ± 0.42
|
-0.04(-0.19;0.11)
|
-0.10(-0.25;0.06)
|
15–39 years
|
3.26 ± 1.03
|
3.25 ± 1.04
|
3.25 ± 1.04
|
-0.01(-0.37;0.37)
|
-0.01(-0.38;0.36)
|
40–64 years
|
4.10 ± 0.84
|
4.04 ± 0.82
|
4.00 ± 0.79
|
-0.06(-0.36;0.23)
|
-0.09(-0.38;0.20)
|
65 + years
|
6.52 ± 1.05
|
6.43 ± 1.05
|
6.31 ± 1.04
|
-0.09(-0.47;0.28)
|
-0.21(-0.58;0.16)
|
Percentage of bulk-billed GP visits
|
81.05 ± 11.80
|
81.62 ± 11.45
|
82.29 ± 10.81
|
0.57(-1.48;2.62)
|
1.23(-0.76;3.23)
|
0–14 years
|
87.09 ± 8.15
|
88.05 ± 7.73
|
89.04 ± 7.19
|
0.96(-1.86;3.78)
|
1.96(-0.77;4.69)
|
15–39 years
|
77.43 ± 8.54
|
78.14 ± 8.19
|
79.04 ± 7.60
|
0.71(-2.26;3.68)
|
1.61(-1.26;4.48)
|
40–64 years
|
71.81 ± 11.17
|
72.38 ± 10.79
|
73.23 ± 10.03
|
0.57(-3.33;4.48)
|
1.42(-2.36;5.19)
|
65 + years
|
87.89 ± 10.71
|
87.93 ± 10.32
|
87.85 ± 9.55
|
0.04(-3.70;3.78)
|
-0.05(-3.66;3.56)
|
HIGH SEIFA
| |||||
Number of GP visits per person per year
|
3.63 ± 1.44
|
3.57 ± 1.41
|
3.52 ± 1.37
|
-0.06(-0.38;0.25)
|
-0.11(-0.42;0.20)
|
0–14 years
|
2.79 ± 0.27
|
2.75 ± 0.25
|
2.69 ± 0.25
|
-0.05(-0.16;0.07)
|
-0.10(-0.22;0.01)
|
15–39 years
|
2.50 ± 0.80
|
2.46 ± 0.79
|
2.46 ± 0.80
|
-0.04(-0.39;0.32)
|
-0.05(-0.40;0.31)
|
40–64 years
|
3.46 ± 0.59
|
3.41 ± 0.56
|
3.38 ± 0.53
|
-0.05(-0.31;0.20)
|
-0.08(-0.33;0.17)
|
65 + years
|
5.76 ± 0.84
|
5.65 ± 0.80
|
5.54 ± 0.76
|
-0.12(-0.47;0.26)
|
-0.23(-0.58;0.13)
|
Percentage of bulk-billed GP visits
|
69.69 ± 12.87
|
69.99 ± 12.73
|
70.31 ± 12.55
|
0.30(-2.52;3.11)
|
0.62(-2.18;3.42)
|
0–14 years
|
71.94 ± 11.72
|
72.97 ± 12.03
|
73.67 ± 12.81
|
1.03(-4.26;6.31)
|
1.73(-3.74;7.19)
|
15–39 years
|
65.19 ± 10.18
|
65.79 ± 10.00
|
66.85 ± 9.45
|
0.60(-3.90;5.09)
|
1.66(-2.71;6.03)
|
40–64 years
|
61.04 ± 10.43
|
61.34 ± 10.26
|
61.81 ± 9.94
|
0.31(-4.30;4.91)
|
0.77(-3.76;5.31)
|
65 + years
|
80.60 ± 10.05
|
89.87 ± 10.34
|
78.92 ± 10.76
|
-0.73(-5.27;3.81)
|
-1.68(-6.31;2.96)
|
GP service use in most disadvantaged SA3s before, during and after the MBSR freeze
Before Freeze | During Freeze | After Freeze | Mean difference, 95%CI (During- before) | Mean difference, 95%CI (During- after) | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Low SEIFA | Mid SEIFA | Low SEIFA | Mid SEIFA | Low SEIFA | Mid SEIFA | Low SEIFA | Mid SEIFA | Low SEIFA | Mid SEIFA | ||
Number of SA3s, n(%) | 14(22%) | 31(48%) | 14(22%) | 31(48%) | 14(22%) | 31(48%) | - | - | |||
*Population with a bulk-billed service (%) | 38% | 62% | 22% | 55% | 21% | 55% | -17% | -7% | -1% | 0% | |
**Proportion of total GP services that are bulk-billed, %±SD | 85.12 ± 10.18 | 81.05 ± 11.80 | 86.17 ± 6.62 | 81.62 ± 11.45 | 86.57 ± 9.25 | 82.29 ± 10.81 | 1.05(-1.56;3.66) | 0.57(-1.48;2.62) | 1.45(-1.12;4.01) | 1.23(-0.76;3.23) | |
Mean GP visits per year per person, mean ± SD | 4.32 ± 1.73 | 4.20 ± 1.66 | 4.30 ± 1.67 | 4.16 ± 1.63 | 4.28 ± 1.63 | 4.10 ± 1.59 | -0.02(-0.46;0.43) | 0.05(-0.34;0.24) | -0.03(-0.48;0.41) | -0.10(-0.39;0.18) |
Explanatory variables | Dependent variable: Mean GP visits per person per year | ||
---|---|---|---|
Coefficient | 95% CI | p-value | |
Age group
| |||
0–14 years
| Reference | ||
15–39 years
| 0.475 | 0.034: 0.917 | < 0.001 |
40–64 years
| 1.431 | 1.059: 1.802 | < 0.001 |
65 + years
| 3.384 | 2.910: 3.858 | < 0.001 |
Gender
| |||
Female
| Reference | ||
Male
| -0.712 | -0.833: -0.591 | < 0.001 |
Region in Victoria
| |||
Greater Melbourne | Reference | ||
Rest of Victoria | -0.184 | -0.368: -0.001 | < 0.001 |
SEIFA category
| |||
HIGH
| Reference | ||
LOW
| 0.474 | 0.340: 0.607 | < 0.001 |
MID
| 0.380 | 0.314: 0.447 | < 0.001 |
Year
| |||
2013-14
| Reference | ||
2014-15
| -0.058 | -0.082: -0.035 | < 0.001 |
2015-16
| -0.114 | -0.134: -0.094 | < 0.001 |
Number of GPs in SA3
| -0.001 | -0.003: 0.001 | 0.498 |
Bulk-billed Proportion
| 0.023 | 0.021: 0.024 | < 0.001 |