Table 1.
Summary of study characteristics
| Author | Duration studies, days | Number of patients | Men,n(%) | Mean age, years | Diabetes (%) | HD vintage, months | Number of HD sessions per week | Duration of session, h | Studyquality |
|---|---|---|---|---|---|---|---|---|---|
| Agrawal et al. [30], 2012 | 183 | 28 | 19 (68.0) | 48.8 (range 25–71) | 17.9 | 2 | 4 | 6 | |
| Akhmouch et al. [23], 2010 | 548 | 54 | 33 (61.1) | 54.1 (range 21–80) | 31.5 | 59.8 (range 5–240) | 2.5 | 3.5 | 5 |
| Al-Hilali et al. [37], 2004 | 40 | 15 (37.5) | 48.6±14.9 | 45 | 34.5±2.7 | 5 | |||
| Awan et al. [19], 2011 | 91 | 100 | 57 (57.0) | 51±16 | 51 | 2 | 3 | ||
| Bossola et al. [33], 2013 | 30 | 68 | 43 (63.2) | 61±16 | 92±71 | 3 | 4 | 6 | |
| Caplin et al. [6], 2011 | 508 | 272 (53.6) | 64 (IQR 60–74.5) | 36.3 | 37 (range 18–64) | 3 | 4 | 5 | |
| Cho [24], 2017 | 7 | 191 | 49 (25.7) | 60±12 | 53.9 | 3 | 4 | 6 | |
| Chou [21], 2018 | 91 | 112,013 | 63,847 (57.0) | 63±15 | 58 | 3 | 6 | ||
| Collins et al. [38], 1993 | 183 | 40 | 16 (40.0) | 52.5 (ns) | 425 | 3 | 3.3 | 8 | |
| Davenport et al. [9], 2008 | 7 | 2,193 | 1,326 (60.5) | 61.2 (IQR 46.9–72.3) | 32 | 3 | 4 | 6 | |
| Degoulet et al. [18], 1981 | 365 | 1,110 | 49±15.2 | 3 | 4.6 | 5 | |||
| Flythe et al. [5], 2014 (HEMO) | 183 | 1,409 | 625 (44.4) | 59.4±13.4 | 44.8 | 3 | 3.5 | 8 | |
| Flythe et al. [5], 2014 (LDO) | 30 | 10,392 | 5,819 (56.0) | 62.7±14.4 | 60 | 3 | 3.5 | 8 | |
| Kuipers et al. [25], 2016 | 91 | 124 | 69 (50.6) | 64.1±15.7 | 27 | 32±30.7 | 3 | 4 | 5 |
| Lai et al. [20], 2012 | 335 | 255 | 129 (50.6) | 62.5 (range 16.0–93) | 45.5 | 3 | 6 | ||
| Levin [27], 2018 | 91 | 54 | 29 (54.0) | 67.0±10.0 | 56 | 5 | |||
| Meredith, 2015 | 30 | 77 | 55 (71.0) | 65 (IQR 51–75) | 40.3 | 26 (IQR 11–49) | 5 | ||
| Ogochukwu, 2017 | 1,460 | 404 | 225 (55.7) | 48±17 | 4 | ||||
| Orofino et al. [34], 1990 | 365 | 60 | 39 (65.0) | 51 (range 15–72) | 0 | 41.7 (range 8–96) | 3 | 3.5 | 5 |
| Rocha et al. [22], 2015 | 214 | 43 | 25 (58.1) | 66.6±13.2 | 27.9 | 86 (range 2–388) | 3 | 3.5 | 5 |
| Sands et al. [36], 2014 | 579 | 1,137 | 608 (53.5) | 61.9±15.8 | 56.2 | 54±50.3 | 3.6 | 5 | |
| Sangala [26], 2017 | 83 | 432 | 65.9 ns | 31 | 36.8 ns | 3 | 6 | ||
| Stefansson et al. [35], 2014 | 91 | 39,497 | 17,335 (43.9) | 61.8±15.2 | 68.2 | 3 ns | 6 | ||
| Steinwandel [39], 2018 | 91 | 64 | 45 (70.3) | 63.0±15.8 | 28.1 | 3 | 4 | 6 | |
| Straver et al. [31], 1998 | 1 | 68 | 38 (55.9) | 56 (SEM 3.2) | 8.8 | 49 (SEM 8.8) | 2.5 | 3.5 | 5 |
| Takeda et al. [29], 2006 | 91 | 111 | 63 (64.9) | 60.5±11.6 | 37.8 | 64±6.1 | 3 | 4 | 5 |
| Yu [28], 2018 | 91 | 293 | 180 (61.4) | 55.7±14.1 | 45 | 106.4±54.1 | 3 | 5 |
IQR, inter quartile range; HD, hemodialysis; ns, not specified.