Validity, reliability, and correlates of the Smartphone Addiction Scale–Short Version among Japanese adults

BMC Psychology

Table 3 Descriptive statistics and correlation coefficient with SAS-SV at T1

Measure	Time	Mean (SD)	Median	Range	\(\omega\)	\(\rho\)	p-value
SAS-SV	T1	25.75 (10.04)	26	10–60	.92	–	–
SAS-SV	T2	24.30 (9.65)	25	10–60	.92	.72	<.001
SIATS-SV	T1	27.65 (10.80)	25	16–78	.87	.62	<.001
SIATS-SV	T2	29.77 (11.33)	28	16–76	.87	.59	.59
Smartphone use time	T1	2.49 (1.96)	2	0.5–12.5	–	.47	<.001
Smartphone use time	T2	2.47 (1.85)	2	0.5–12.5	–	.41	.41
CIUS	T1	12.94 (10.25)	12	0–56	.93	.49	<.001
CIUS	T2	15.23 (10.37)	15	0–56	.94	.60	.60
IGD-9	T1	0.56 (1.35)	0	0–9	.81	.23	<.001
IGD-9	T2	0.68 (1.59)	0	0–9	.85	.26	<.001
AUDIT	T1	5.21 (5.57)	3	1–36	.85	.11	<.001
AUDIT	T2	4.33 (5.64)	2	0–39	.85	.08	<.001
CES-D	T1	16.32 (10.65)	14	0–60	.90	.30	<.001
CES-D	T2	15.29 (10.48)	13	0–60	.90	.30	<.001
LSAS	T1	49.05 (29.92)	46	0–144	.97	.20	<.001
LSAS	T2	54.36 (32.77)	52	0–144	.97	.13	<.001
STAI-state	T1	45.43 (11.33)	46	20–80	.92	.25	<.001
STAI-state	T2	49.96 (10.84)	50	20–80	.92	.22	<.001
STAI-trait	T1	47.00 (11.34)	48	20–80	.92	.26	<.001
OCI	T1	30.98 (29.42)	20	0–154	.98	.37	<.001
ASRS	T1	18.60 (10.29)	18	0–68	.92	.37	<.001
AQ	T1	22.37 (6.93)	23	1–46	.73	.16	<.001
BIS-11: Attentional	T1	17.36 (3.44)	17	10–31	.65	.30	<.001
BIS-11: Motor	T1	22.15 (4.59)	22	12–45	.71	.13	<.001
BIS-11: Nonplanning	T1	34.03 (4.80)	34	20–52	.75	.25	<.001
FFM: Openness	T1	46.47 (11.21)	47	12–84	.91	.01	.68
FFM: Conscientiousness	T1	52.58 (10.37)	52	12–84	.89	–.16	<.001
FFM: Extroversion	T1	49.18 (13.02)	49	12–84	.93	–.05	.003
FFM: Agreeableness	T1	52.47 (10.36)	52	12–84	.89	–.16	<.001
FFM: Neuroticism	T1	51.74 (14.75)	52	12–84	.95	.26	<.001

AQ, Autism-Spectrum Quotient; ASRS, Adult ADHD Self-Report Scale; AUDIT, Alcohol Use Disorder Identification Test; BIS-11, Barratt Impulsiveness Scale, Version 11.; CES-D, Center for Epidemiological Studies Depression; CIUS, Compulsive Internet Use Scale; IGD-9, FFM, The five-factor model; Internet Gaming Disorder Scale; LSAS, Liebowitz Social Anxiety Scale; OCI, Obsessive-Compulsive Inventory; SAS-SV, Smartphone Addiction Scale–Short Version; SIATS-SV, Short Version of the Smartphone-based Internet Addiction Tendency Scale; STAI, The State-Trait Anxiety Inventory, T1, December 2019; T2, December 2020/January 2021

ISSN: 2050-7283