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. 2019 Apr 2;30(5):682–696. doi: 10.1177/0956797619830329

Table 2.

Results of the Specification-Curve Analysis Bootstrapping Tests for the Irish, U.S., and U.K. Data Sets

Technology measure Ireland
United States
United Kingdom
Aggregate
Median point estimate
Share of significant results in predominant direction
Median point estimate
Share of significant results in predominant direction
Median point estimate
Share of significant results in predominant direction
Median point estimate (β)
Share of significant results in predominant direction
β p Number p β p Number p β p Number p
Participation: weekend 0.02
[−0.02, 0.05]
.31 0 1.00 −0.01
[−0.07, 0.05]
.47 0 1.00 0.01
[−0.01, 0.02]
.28 1 .32 0.01 1
Participation: weekday −0.01
[−0.03, 0.01]
.16 0 1.00 0.03
[−0.05, 0.10]
.32 0 1.00 0.02*
[0.00, 0.04]
.01* 2* .02* 0.01 2
Less than 2 hr: weekend 0.02
[−0.02, 0.02]
.27 0 1.00 −0.07
[−0.11, 0.05]
.04 0 1.00 0.04*
[0.00, 0.03]
.00* 4* .00* 0.00 4
Less than 2 hr: weekday −0.01
[−0.02, 0.01]
.39 0 1.00 −0.07
[−0.14, 0.00]
.08 0 1.00 0.02
[0.00, 0.03]
.01 1 .27 0.00 1
Less than 1 hr: weekend 0.00
[−0.01, 0.05]
.91 0 1.00 −0.13*
[−0.15, 0.00]
.00* 2* .01* 0.03*
[0.02, 0.05]
.00* 4* .00* 0.00 4
Less than 1 hr: weekday 0.00
[−0.04, 0.00]
.65 0 1.00 −0.03
[−0.12, 0.04]
.77 0 1.00 0.02
[0.01, 0.04]
.02 1 .27 0.01 1
Less than 30 min: weekend −0.03
[−0.06, 0.00]
.05 0 1.00 −0.11
[−0.18, −0.03]
.00 1 .30 0.02*
[0.00, 0.03]
.01* 2* .01* −0.02 2
Less than 30 min: weekday −0.02
[−0.03, 0.04]
.01 0 1.00 −0.03
[−0.20, −0.06]
.81 1 .20 0.03*
[0.01, 0.05]
.00* 3* .00* 0.00 3
Time spent: weekend −0.07*
[−0.10, −0.04]
.00* 4* .00* −0.04
[−0.11, 0.05]
.24 0 1.00 0.00
[−0.02, 0.01]
.66 1 .25 −0.04 5
Time spent: weekday −0.06*
[−0.08, −0.04]
.00* 4* .00* −0.01
[−0.09, 0.05]
.74 0 1.00 −0.04*
[−0.06, −0.02]
.00* 4* .00* −0.04 8
Self-report −0.15*
[−0.17, −0.13]
.00* 4* .00* 0.01
[−0.03, 0.05]
.40 0 1.00 −0.08*
[−0.10, −0.07]
.00* 4* .00* −0.08 8

Note: Values in brackets are 95% confidence intervals. Asterisks indicate results in which both measures of significance are less than .05.