|
Categories
|
Number of studies
|
Number of participants
|
Response rate (%)
|
Odds ratio
|
|---|
| |
n
|
(%)
|
n
|
(%)
|
Med.
|
IQR*
|
OR
|
95%CI**
|
p†
|
|
Health professional
| | | | | | | | |
0.18
|
|
Doctor
|
236
|
(67)
|
219,859
|
(60)
|
59
|
44 to 72
|
1.00
|
-
| |
|
Nurse
|
36
|
(10)
|
64,377
|
(18)
|
50
|
37 to 71
|
1.05
|
0.71 to 1.55
| |
|
Allied
|
57
|
(16)
|
59,872
|
(16)
|
57
|
35 to 68
|
0.81
|
0.63 to 1.05
| |
|
Mixed
|
21
|
(6)
|
21,382
|
(6)
|
62
|
45 to 74
|
0.77
|
0.57 to 1.05
| |
|
Country
| | | | | | | | |
< 0.0001
|
|
US
|
130
|
(37)
|
179,589
|
(49)
|
51
|
38 to 65
|
1.00
|
-
| |
|
Canada
|
34
|
(10)
|
36,976
|
(10)
|
53
|
38 to 67
|
1.13
|
0.82 to 1.55
| |
|
Australia/New Zealand
|
20
|
(6)
|
14,736
|
(4)
|
53
|
38 to 68
|
1.13
|
0.76 to 1.68
| |
|
UK/Ireland
|
82
|
(23)
|
51,790
|
(14)
|
62
|
52 to 76
|
1.69
|
1.34 to 2.14
| |
|
Other European countries
|
48
|
(14)
|
59,235
|
(16)
|
63
|
59 to 73
|
1.72
|
1.30 to 2.28
| |
|
Other countries
|
36
|
(10)
|
23,164
|
(6)
|
61
|
43 to 76
|
1.63
|
1.19 to 2.22
| |
|
Length (minutes)
| | | | | | | | |
0.0005
|
|
<10
|
123
|
(35)
|
100,794
|
(28)
|
55
|
40 to 70
|
1.00
|
-
| |
|
10-19
|
77
|
(22)
|
103,547
|
(28)
|
51
|
38 to 66
|
0.92
|
0.72 to 1.18
| |
|
> = 20
|
42
|
(12)
|
62,465
|
(17)
|
52
|
40 to 67
|
0.94
|
0.70 to 1.27
| |
|
No information
|
108
|
(31)
|
98,684
|
(27)
|
64
|
53 to 76
|
1.47
|
1.17 to 1.83
| |
|
Number of reminders
| | | | | | | | |
0.08
|
|
0
|
176
|
(50)
|
176,886
|
(48)
|
53
|
38 to 70
|
1.00
|
-
| |
|
1
|
79
|
(23)
|
75,253
|
(21)
|
60
|
49 to 68
|
1.25
|
0.99 to 1.57
| |
|
2
|
47
|
(13)
|
41,995
|
(11)
|
61
|
51 to 74
|
1.28
|
0.97 to 1.70
| |
|
3-5
|
37
|
(11)
|
56,207
|
(15)
|
62
|
50 to 72
|
1.35
|
0.99 to 1.83
| |
|
No information
|
11
|
(3)
|
15,149
|
(4)
|
52
|
38 to 72
|
-
|
-
| |
|
Number of survey participants
| | | | | | | | |
< 0.0001
|
|
> = 2,500
|
34
|
(10)
|
177,159
|
(48)
|
43
|
26 to 62
|
1.00
|
-
| |
|
1000-2499
|
62
|
(18)
|
87,362
|
(24)
|
46
|
38 to 59
|
1.16
|
0.83 to 1.61
| |
|
750-999
|
22
|
(6)
|
19,004
|
(5)
|
51
|
38 to 60
|
1.32
|
0.86 to 2.03
| |
|
500-749
|
61
|
(17)
|
36,674
|
(10)
|
53
|
40 to 63
|
1.46
|
1.04 to 2.04
| |
|
250-499
|
86
|
(25)
|
30,546
|
(8)
|
65
|
47 to 75
|
2.19
|
1.59 to 3.01
| |
|
<250
|
85
|
(24)
|
14,745
|
(4)
|
66
|
58 to 75
|
2.66
|
1.93 to 3.66
| |
|
Publication type
| | | | | | | | |
0.51
|
|
Electronic
|
75
|
(21)
|
75,409
|
(21)
|
60
|
44 to 71
|
1.00
|
-
| |
|
Standard
|
275
|
(79)
|
290,081
|
(79)
|
58
|
44 to 71
|
0.93
|
0.74 to 1.16
| |
|
All studies
|
350
|
(100)
|
365,490
|
(100)
|
59
|
42 to 71
| | | |
- * IQR = interquartile range
- ** 95%CI = 95% confidence interval
- † p value from likelihood ratio test statistic comparing models with and without the listed categories of the specified factor
- Odds ratios above 1.0 indicate a higher response rate in that category than in the reference group.
