Table 3.

Direct, indirect, and total standard effects.

Parameter	Total Effect (p-value)	Direct Effect (p-value)	Indirect Effect (p-value)	Bootstrapping SE (LLCI, ULCI)
Problematic Internet use → Cyberchondria	.585 (<0.001)	.585 (<0.001)	–	–
Problematic Internet use → Metacognitive beliefs	.640 (<0.001)	.496 (<0.001)	.144 (<0.001)	.034 (.083, .237)
Problematic Internet use → Anxiety sensitivity	.691 (<0.001)	.266 (<0.001)	.425 (<0.001)	.041 (.272, .439)
Problematic Internet use → Fear of COVID-19	.514 (<0.001)	.025 (<0.654)	.489 (<0.001)	.046 (.092, .153)
Cyberchondria → Metacognitive beliefs	.246 (<0.001)	.246 (<0.001)	–	–
Cyberchondria → Anxiety sensitivity	.400 (<0.001)	.306 (.654)	.094 (<0.001)	.023 (.045, .126)
Cyberchondria → Fear of COVID-19	.598 (<0.001)	.479 (<0.001)	.119 (<0.001)	.030 (.017, .048)
Metacognitive beliefs → Anxiety sensitivity	.384 (.026)	.384 (.851)	–	–
Metacognitive beliefs → Fear of COVID-19	.127 (<0.026)	.017 (<0.851)	.110 (<0.001)	.033 (.013, .046)
Anxiety sensitivity → Fear of COVID-19	.286 (<0.001)	.286 (<0.001)	–	–