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Systematic Reviews

Systematic Review and Meta-Analysis on Individual Homeopathy

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Systematic Review and Meta-Analysis on Individual Homeopathy 2014

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  • Study

    de Lange de Klerk (1994)Jacobs (1994)Whitmarsh (1997)Chapman (1999)Rastogi(a) (1999)Rastogi(b) (1999)Straumsheim (2000)Yakir (2001)Bonne (2003)Bell (2004)Jacobs(a) (2005)Jacobs(b) (2005)Thompson (2005)Fisher (2006)Sajedi (2008)Siebenwirth (2009)

    Kainz (1996)Jacobs (2001)Cavalcanti (2003)WeatherleyJones (2004)Frass (2005)Brien (2010)

    0.1 0.5 1 2 10

    Odds Ratio OR

    1.53

    1.45

    1.80

    1.672.221.721.981.360.530.805.500.871.770.803.841.941.330.550.49

    1.411.843.501.473.130.86

    95%CI

    [1.22; 1.91]

    [1.12; 1.89]

    [1.12; 2.87]

    [0.96; 2.89] [1.00; 4.94] [0.69; 4.34] [0.72; 5.49] [0.45; 4.10] [0.17; 1.69] [0.34; 1.90]

    [0.96; 31.62] [0.28; 2.73] [0.66; 4.72] [0.25; 2.57]

    [1.06; 13.90] [0.66; 5.64] [0.34; 5.30] [0.09; 3.34] [0.07; 3.65]

    [0.45; 4.45] [0.63; 5.36]

    [0.55; 22.30] [0.62; 3.47] [1.10; 8.86] [0.16; 4.47]

    Continuous Outcomes

    RE Model

    Dichotomous Outcomes

    RE Model

    RE Model

    Favours placebo Favours homeopathyFigure 1

  • Figu

    re 2

  • Studya

    b

    de Lange de Klerk (1994)Jacobs (1994)Kainz (1996)Chapman (1999)Straumsheim (2000)Jacobs (2001)Yakir (2001)Bonne (2003)Bell (2004)Frass (2005)Jacobs(a) (2005)Thompson (2005)

    Whitmarsh (1997)Rastogi(a) (1999)Rastogi(b) (1999)Cavalcanti (2003)WeatherleyJones (2004)Jacobs(b) (2005)Fisher (2006)Sajedi (2008)Siebenwirth (2009)Brien (2010)

    0.1 0.5 1 2 10

    Odds Ratio OR

    1.53

    1.63

    1.33

    1.672.221.411.980.801.845.500.871.773.130.801.94

    1.721.360.533.501.473.841.330.550.490.86

    95%CI

    [1.22; 1.91]

    [1.24; 2.14]

    [0.90; 1.98]

    [0.96; 2.89] [1.00; 4.94] [0.45; 4.45] [0.72; 5.49] [0.34; 1.90] [0.63; 5.36]

    [0.96; 31.62] [0.28; 2.73] [0.66; 4.72] [1.10; 8.86] [0.25; 2.57] [0.66; 5.64]

    [0.69; 4.34] [0.45; 4.10] [0.17; 1.69]

    [0.55; 22.30] [0.62; 3.47]

    [1.06; 13.90] [0.34; 5.30] [0.09; 3.34] [0.07; 3.65] [0.16; 4.47]

    Unclear RoB

    RE Model

    High RoB

    RE Model

    RE Model

    Favours placebo Favours homeopathy

    Study

    de Lange de Klerk (1994)Kainz (1996)Chapman (1999)Straumsheim (2000)Yakir (2001)Bonne (2003)Frass (2005)Jacobs(a) (2005)Thompson (2005)

    Jacobs (1994)Jacobs (2001)Bell (2004)

    0.1 0.5 1 2 10

    Odds Ratio OR

    1.63

    1.53

    1.98

    1.671.411.980.805.500.873.130.801.94

    2.221.841.77

    95%CI

    [1.24; 2.14]

    [1.09; 2.14]

    [1.16; 3.38]

    [0.96; 2.89] [0.45; 4.45] [0.72; 5.49] [0.34; 1.90] [0.96; 31.62] [0.28; 2.73] [1.10; 8.86] [0.25; 2.57] [0.66; 5.64]

    [1.00; 4.94] [0.63; 5.36] [0.66; 4.72]

    Nonreliable evidence

    RE Model

    Reliable evidence

    RE Model

    RE Model

    Favours placebo Favours homeopathyFigure 3

  • All s

    tudi

    esR

    emov

    e C

    2.5

    stud

    ies

    Rem

    ove C

    2.1

    stud

    ies

    Rem

    ove C

    1.4

    stud

    ies

    Rem

    ove C

    1.3

    stud

    ies

    Rem

    ove C

    1.2

    stud

    ies

    Rem

    ove C

    1.1

    stud

    ies

    Rem

    ove C

    1.0

    stud

    ies

    Rem

    ove B

    6 st

    udie

    sR

    emov

    e B

    4 st

    udie

    sR

    emov

    e B

    3 st

    udie

    sR

    emov

    e B

    2 st

    udie

    sB1

    Rel

    iabl

    e st

    udie

    s on

    ly

    0.5

    12

    Odd

    s Ra

    tioO

    R

    1.53

    1.60

    1.63

    1.66

    1.64

    1.65

    1.66

    1.63

    1.65

    1.64

    1.66

    1.77

    1.98

    95%

    CI

    [1.

    22; 1

    .91]

    [1.

    27; 2

    .03]

    [1.

    29; 2

    .06]

    [1.

    30; 2

    .12]

    [1.

    28; 2

    .09]

    [1.

    28; 2

    .12]

    [1.

    28; 2

    .17]

    [1.

    24; 2

    .14]

    [1.

    24; 2

    .18]

    [1.

    17; 2

    .29]

    [1.

    17; 2

    .34]

    [1.

    18; 2

    .66]

    [1.

    16; 3

    .38]

    Favo

    urs

    pla

    cebo

    Favo

    urs

    hom

    eopa

    thy

    Figu

    re 4

  • 0.5 1 1.5 2 2.5 3 3.5

    Included in previous global meta-analysis?

    Yes

    a

    b

    No

    Pilot (feasibility)study?

    Yes

    No

    Sample size > median for N= 22 trials?

    Yes

    No

    Potency/potencies ofhomeopathic medicines 12C?

    Yes

    No

    Data for meta-analysis were imputed?

    Yes

    No

    Free of vested interest?

    Yes

    No

    P = 0.42

    P = 0.25

    P = 0.20

    P = 0.071

    P = 0.95

    P = 0.87

    Odds Ratio: Homeopathy vs. Placebo (95% Confidence Interval)Favours HomeopathyFavours Placebo

    0.5 1 1.5 2 2.5 3 3.5

    Included in previousglobal meta-analysis?

    Yes

    No

    Pilot (feasibility)study?

    Yes

    No

    Sample size > median for N= 22 trials?

    Yes

    No

    Potency/potencies of homeopathic medicines 12C?

    Yes

    No

    Data for meta-analysiswere imputed?

    Yes

    No

    Free of vested interest?

    Yes

    No

    P = 0.84

    P = 065

    P = 0.83

    P = 0.12

    P = 0.43

    P = 0.86

    Odds Ratio: Homeopathy vs. Placebo (95% Confidence Interval)Favours HomeopathyFavours Placebo

    Figure 5

  • Additional files provided with this submission:

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