From: Age, period and cohort analysis of patient dental visits in Australia
Age-period model | Age-cohort model | |||||
---|---|---|---|---|---|---|
Parameter estimate | SE | P | Parameter estimate | SE | P | |
Age group | ||||||
20-24 | -575.72 | 167.87 | 0.0006 | -227.75 | 183.01 | 0.21 |
25-29 | -215.46 | 91.67 | 0.0188 | 21.21 | 97.33 | 0.83 |
30-34 | 0.00 | 0.00 | ||||
35-39 | 81.60 | 91.10 | 0.3705 | -148.17 | 94.88 | 0.12 |
40-44 | 259.74 | 92.16 | 0.0049 | -163.53 | 99.14 | 0.10 |
45-49 | 168.54 | 94.43 | 0.0744 | -447.04 | 105.24 | <.0001 |
50-54 | 200.62 | 96.90 | 0.0385 | -623.58 | 112.21 | <.0001 |
55-59 | 197.47 | 104.71 | 0.0594 | -811.74 | 131.32 | <.0001 |
60-64 | -85.57 | 114.86 | 0.4563 | -1244.09 | 144.70 | <.0001 |
65-69 | -685.31 | 152.71 | <.0001 | -2006.21 | 185.03 | <.0001 |
70-74 | -805.75 | 199.77 | <.0001 | -2291.59 | 245.17 | <.0001 |
75-79 | -465.99 | 341.60 | 0.1726 | -2067.34 | 392.57 | <.0001 |
80-84 | -2153.59 | 546.17 | <.0001 | -3731.77 | 620.80 | <.0001 |
85-89 | -2104.31 | 1170.04 | 0.0722 | -2054.34 | 1167.05 | 0.08 |
Period | ||||||
1983 | 993.34 | 85.61 | <.0001 | |||
1988 | 706.21 | 79.16 | <.0001 | |||
1993 | 409.65 | 80.80 | <.0001 | |||
1998 | 188.70 | 79.83 | 0.0182 | |||
2003 | 107.99 | 76.62 | 0.1588 | |||
2009 | 0.00 | |||||
Cohort | ||||||
80-84 (a) | - | - | 648.55 | 958.64 | 0.50 | |
75-79 (a) | - | - | 1267.25 | 686.92 | 0.07 | |
70-74 (a) | - | - | 1393.63 | 356.46 | <.0001 | |
65-69 (a) | - | - | 1223.43 | 274.77 | <.0001 | |
60-64 (a) | - | - | 1175.36 | 161.98 | <.0001 | |
50-59 (a) | - | - | 772.51 | 153.49 | <.0001 | |
45-49 (a) | - | - | 833.53 | 137.42 | <.0001 | |
40-44 (a) | - | - | 690.22 | 117.07 | <.0001 | |
35-39 (a) | - | - | 551.33 | 102.35 | <.0001 | |
30-34 (a) | - | - | 545.69 | 92.84 | <.0001 | |
25-29 (a) | - | - | 0.00 | |||
20-24 (a) | - | - | -330.88 | 89.43 | 0.00 | |
20-24 (b) | - | - | -352.63 | 102.26 | 0.00 | |
20-24 (c) | - | - | -539.13 | 114.43 | <.0001 | |
20-24 (d) | - | - | -778.79 | 131.20 | <.0001 | |
20-24 (e) | - | - | -847.71 | 162.35 | <.0001 | |
20-24 (f) | -793.63 | 455.75 | 0.08 |