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. Author manuscript; available in PMC: 2018 May 14.
Published in final edited form as: Psychosomatics. 2016 Feb 4;57(4):390–400. doi: 10.1016/j.psym.2016.02.002

Table 3. Descriptors of Long (>3 hours) versus Short-duration (<1 hour) Internet Symptom Searchers.

High Use (>3 hrs/ Day) Low Use (<1 hr/ Day) t p value Effect Size (d)
M (SD) M (SD)
Age 33.53 (12.40) 32.95 (12.97) -.46 .65 .05
Years of Education 15.19 (2.99) 15.96 (2.36) 2.82* <.01 .28
Number of Diseases Feared 5.38 (4.29) 3.43 (2.82) -5.30* <.01 .53
Sheehan Disability Scale (SDS) Total Score 20.13 (7.04) 14.18 (7.86) -5.86 .12 .80
 • SDS Work 6.50 (2.67) 4.64 (3.03) -4.62 .12 .65
 • SDS Social 7.11 (2.55) 5.23 (2.86) -5.04 .10 .70
 • SDS Family 6.94 (2.45) 5.08 (2.91) -5.03* .02 .72
Whitely Total Score 56.26 (8.63) 41.13 (15.00) -12.70* <.01 1.30
Frequency of Checking (Worst Day/Past Year) 4.01 (.93) “5 of more times” 2.34 (1.08) “1 time per day” 16.74* <.01 1.67
Anxiety During Internet Checking 5.14 (1.60) “Slightly more anxiety” 4.37 (1.83) “No change in anxiety” -4.54* <.01 .45
Anxiety After Internet Checking 5.28 (1.55) “Slightly more anxiety” 4.17 (1.83) “No change in anxiety” -6.63* <.01 .66
χ2 value p value Effect Size (rΦ)
Gender (Female) 56.2% 75.0% 14.69* <.01 .34
Ethnicity (White) 75.7% 66.2% 0.28 .60 .03
Health Insurance 77.0% 80.0% 0.54 .46 .03
Health Education Degree 10.8% 18.7% 5.12* .02 .11
Medically Stable 72.5% 68.3% 0.79 .37 .05
Anxiety During Internet Checking (Endorsed Worseninga) 72.1% 51.9% 17.87* <.01 .21
Anxiety After Internet Checking (Endorsed Worseninga) 71.7% 46.0% 28.1* <.01 .26

Notes:

*

= p < .05;

a

“Worsening Anxiety” as defined as a score of 5, 6, or 7 on the CGI indicating “Slightly” to “Significantly More Anxiety”; n low internet use = 185, except for SDS scores where n = 76; high internet users n = 226, except for SDS scores where n = 161.