[R-meta] Egger's test with multilevel meta analysis

[Viechtbauer, Wolfgang (SP)]

Argh, of course :) Well, glad I could be of no assistance.

Best,
Wolfgang

>-----Original Message-----
>From: Dylan Johnson [mailto:dylanr.johnson using mail.utoronto.ca]
>Sent: Wednesday, 09 December, 2020 20:26
>To: Viechtbauer, Wolfgang (SP)
>Cc: R meta
>Subject: RE: [R-meta] Egger's test with multilevel meta analysis
>
>The issue what that coeftest is a different function than the one I should
>have been using (I.e. coef_test).
>
>Thanks!
>
>Dylan Johnson, MSc
>MA Student, School and Clinical Child Psychology
>Department of Applied Psychology and Human Development
>University of Toronto
>252 Bloor Street West
>Toronto, ON M5S 1V6
>
>From: Viechtbauer, Wolfgang (SP)
>Sent: December 9, 2020 2:23 PM
>To: Dylan Johnson
>Cc: R meta
>Subject: RE: [R-meta] Egger's test with multilevel meta analysis
>
>EXTERNAL EMAIL:
>
>Try:
>
>coeftest(egger_multi, vcov = "CR2", cluster = dataset$COHORT_ID)
>
>If this doesn't help, what version of clunSandwich are you using? (see
>sessionInfo()).
>
>Best,
>Wolfgang
>
>>-----Original Message-----
>>From: Dylan Johnson [mailto:dylanr.johnson using mail.utoronto.ca]
>>Sent: Wednesday, 09 December, 2020 20:01
>>To: Viechtbauer, Wolfgang (SP)
>>Cc: R meta
>>Subject: RE: [R-meta] Egger's test with multilevel meta analysis
>>
>>Unfortunately the error persists even after making your correction
>>
>>Dylan Johnson, MSc
>>MA Student, School and Clinical Child Psychology
>>Department of Applied Psychology and Human Development
>>University of Toronto
>>252 Bloor Street West
>>Toronto, ON M5S 1V6
>>
>>From: Viechtbauer, Wolfgang (SP)
>>Sent: December 9, 2020 1:56 PM
>>To: Dylan Johnson
>>Cc: R meta
>>Subject: RE: [R-meta] Egger's test with multilevel meta analysis
>>
>>That call to rma.mv() doesn't look right. Maybe you meant:
>>
>>egger_multi <- rma.mv(HEDGE_G, HEDGE_VAR, random = ~ 1 |
>>COHORT_ID/EFFECT_ID, mods = ~ STD_ERR, data = dataset)
>>
>>Best,
>>Wolfgang
>>
>>>-----Original Message-----
>>>From: R-sig-meta-analysis [mailto:r-sig-meta-analysis-bounces using r-
>>project.org]
>>>On Behalf Of Dylan Johnson
>>>Sent: Wednesday, 09 December, 2020 19:37
>>>To: James Pustejovsky; Tobias Saueressig
>>>Cc: R meta
>>>Subject: Re: [R-meta] Egger's test with multilevel meta analysis
>>>
>>>I have tried the following:
>>>
>>>egger_multi <- rma.mv(HEDGE_G, HEDGE_VAR, random = ~ 1 | COHORT_ID,
>>>EFFECT_ID, mods = ~ STD_ERR, data = dataset)
>>>
>>>coeftest(egger_multi, vcov = "CR2")
>>>
>>>When I run the coeftest I receive the error:
>>>
>>>Error in diag(se) : invalid 'nrow' value (too large or NA)
>>>In addition: Warning message:
>>>In diag(se) : NAs introduced by coercion
>>>
>>>Dylan Johnson, MSc
>>>
>>>MA Student, School and Clinical Child Psychology
>>>Department of Applied Psychology and Human Development
>>>
>>>University of Toronto
>>>252 Bloor Street West
>>>
>>>Toronto, ON M5S 1V6