Table 1.
Use of time in COPD – included study characteristics
| Author | Year | Country | Participants (n) | COPD participants (n) | Males (n) (unless stated) | Age, mean years (SD) | BMI, mean kg/m2 (SD) | FEV1 (SD) (% predicted) | Measurement tool/s |
|---|---|---|---|---|---|---|---|---|---|
| Guthrie et al43 | 2001 | GB | 20 | 20 | 8 | 67 (8) | NR | 32 | Qualitative interview (phenomenological) |
| Barnett41 | 2005 | GB | 10 | 10 | NR | NR | NR | NR | Qualitative interview (phenomenological) |
| Köseoğlu et al39 | 2005 | TR | 53 | 53 | 53 | 63.4 (7.3) | 24.9 (4.2) | NR | Quentionnaire (IIEF) |
| Odencrants et al44 | 2005 | SW | 13 | 13 | 5 | 68.9 | NR | NR | Qualitative interview (phenomenological) |
| Pitta et al30 | 2005a | BE | 13 | 13 | 10 | 61 (8) | 23 (5) | 33 (10) | Activity monitor (Dynaport) and diary (self-report) |
| Pitta et al31 | 2005b | BE | 75 | 50 | 36 | 64 (7) | 25 (6) | 43 (18) | Activity monitor (Dynaport) |
| Garcia-Aymerich et al37 | 2006 | DK | 15,563 | 2,386 | 1,286 | 59.5 (10.9) | 24.9 (4.2) | NR | Questionnaire (self-reported activity) |
| Pitta et al29 | 2006 | BR | 23 | 23 | 16 | 61 | 24 | 39 | Activity monitor (Dynaport) |
| Shackell et al19 | 2007 | GB | 10 | 10 | 6 | 65.8 | NR | 31.8 (7.7) | Qualitative interview (semi-structured) |
| Pitta et al28 | 2008 | BE | 41 | 41 | 31 | 67 (8) | 25 (6) | 45 (16) | Activity monitor (Dynaport) |
| Hernandes et al24 | 2009 | BR | 40 | 40 | 18 | 66 (8) | 27 (6) | 46 (16) | Activity monitor (Dynaport) |
| Moy et al20 | 2009 | US | 17 | 17 | 17 | 73 (8) | 28 (4) | 57 (22) | Questionnaire (self-report) and activity monitor (Actiped) |
| Pitta et al27 | 2009 | BR | 40 | 40 | 18 | 66 (8) | 26 (6) | 46 (17) | Activity monitor (Dynaport) |
| AT | 40 | 40 | 21 | 63 (7) | 26 (4) | 48 (17) | |||
| Breyer et al23 | 2010 | AT | 60 | 30 | 13 | 59 (8.02) | 26.5 (4.9) | 47.1 (16.3) | Activity monitor (Dynaport) |
| Jehn et al34 | 2011 | CH | 107 | 107 | 76 | 65.3 (10.8) | 26.2 (5.8) | 43.4 (14.5) | Activity monitor (Aipermon) |
| Langer et al25 | 2011 | NL | 96 | 69 | 30 | 56 (5) | 22.4 (4.6) | 25 (6) | Activity monitor (Dynaport and Sensewear) |
| Mantoani et al26 | 2011 | BR | 67 | 67 | 36 | 66 | 26 | 39 | Activity monitor (Dynaport and Sensewear) |
| Montes de Oca et al40 | 2011 | VE | 5,314 | 759 | 205 | 56.9 (0.55) | 26.9 (0.27) | 78.7 (1.2) | Questionnaire (PLATINO) |
| Borges and Carvalho22 | 2012 | BR | 20 | 20 | 14 | 68.6 (10.7) | 24.9 (4.7) | 48.8 (13.5) | Activity monitor (Dynaport) |
| DiBonaventura et al36 | 2012 | US | 3,358 | 297 | 157 | NR | NR | NR | Questionnaire (WPAIQ) |
| Jehn et al33 | 2012 | CH | 107 | 107 | 76 | 65.3 (10.8) | 26.2 (5.8) | 43.4 (14.5) | Activity monitor (Aipermon) |
| Polatli et al38 | 2012 | TR | 497 | 497 | 89% | 63.3 (9.3) | NR | 52.1 (17.6) | Interview (telephone based) |
| Vitorasso et al32 | 2012 | BR | 73 | 73 | 46 | 65 (9) | 27 (6) | 40 (15) | Activity monitor (Dynaport and Sensewear) |
| Cooney et al42 | 2013 | IE | 26 | 26 | 15 | NR | NR | NR | Qualitative interview (grounded theory) |
| Donaire-Gonzalez et al5 | 2003 | ES | 177 | 177 | 166 | 71 (8) | 29 (5) | 52 (16) | Yale Physical Activity Questionnaire |
| Nunes et al35 | 2013 | BR | 41 | 26 | 19 | 67 (8.5) | 24.8 (3.9) | 47.6 (16) | Activity monitor (Motionlogger) |
Abbreviations: AT, Austria; BE, Belgium; BMI, body mass index; BR, Brazil; CH, Switzerland; COPD, chronic obstructive pulmonary disease; DK, Denmark; ES, Spain; FEV1, forced expiratory volume in 1 second; GB, Great Britain; IE, Ireland; IIEF, International index of erectile function; NR, not reported; PLATINO, Proyecto LatinoAmericano de Investigación en Obstrucción Pulmonar; SD, standard deviation; SW, Sweden; TR, Turkey; US, United States of America; VE, Venezuela; WPAIQ, work productivity and activity impairment questionnaire.