Table 2 Characteristics of 20 studies reporting progression of cervical subluxations
From: Cervical spine involvement in rheumatoid arthritis over time: results from a meta-analysis
Year of publication | First author (reference) | Country | STROBE checklist (total = 22) | Sample size | Female, number (percentage) | Mean age, years | Disease duration, years | Years of follow-up |
|---|---|---|---|---|---|---|---|---|
1971 | Isdale [22] | New Zealand | 13 | 171 | N/A | N/A | 12.1 | 6.0 |
1972 | Smith [23] | UK | 13 | 84 | 64 (76%) | N/A | N/A | 7.8 |
1974 | Matthews [14] | UK | 11 | 54 | N/A | N/A | N/A | 5.0 |
1976 | Shaw [25] | UK | 11 | 75 | N/A | N/A | N/A | 6.0 |
1981 | Winfield [29] | UK | 14 | 100 | 56 (56%) | 54.8 | 7.7 | 7.2 |
1981 | Pellici [15] | USA | 14 | 106 | 88 (83%) | 62.6 | 30.1 | 6.1 |
1982 | Weissman [60] | USA | 16 | 109 | 90 (83%) | 63.1 | 20.9 | 4.9 |
1983 | Winfield [7] | UK | 17 | 100 | 57 (57%) | 57.1 | 10.0 | 9.5 |
1987 | Morizono [32] | Japan | 14 | 27 | 27 (100%) | 56.3 | 22.4 | 5.3 |
1989 | Rana [16] | USA | 15 | 41 | N/A | N/A | N/A | 10 |
1995 | Oda [61] | Japan | 14 | 49 | 43 (88%) | 53.8 | 10.0 | 7.8 |
1997 | Paimela [62] | Finland | 16 | 67 | 56 (84%) | 49.7 | 7.0 | 6.5 |
1997 | Fujiwara [63] | Japan | 13 | 79 | 66 (84%) | N/A | N/A | 6.4 |
1998 | Fujiwara [8] | Japan | 17 | 173 | 146 (84%) | 55.6 | 12.5 | 5.9 |
2000 | Fujiwara [42] | Japan | 15 | 161 | 134 (83%) | 59.5 | 16.5 | 10.2 |
2010 | Ahn [55] | Korea | 16 | 137 | 123 (90%) | 55.1 | 7.4 | 3.0 |
2011 | Yurube [56] | Japan | 18 | 267 | 220 (82%) | 66.9 | N/A | 6.0 |
2012 | Kaito [64] | Japan | 18 | 38 | 33 (87%) | 61.0 | 14.2 | 4.4 |
2013 | Kaito [65] | Japan | 18 | 91 | 74 (81%) | 60.7 | 14.9 | 3.9 |
2014 | Yurube [66] | Japan | 19 | 228 | 183 (80%) | 67.0 | 19.2 | 6.0 |