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. 2020 Nov 5;77:102329. doi: 10.1016/j.janxdis.2020.102329

Table 4.

Self-Competence Associated with COVID-19 Infection Prevention (n = 253) Rated on a 6-Point Likert Scale Ranging from 1 = Totally applies to 6 = Does not apply at all.

Non-Washers
(n = 154)
 Washers
(n = 199)
 Statistics
Item M SD M SD Cohen’s d [CI95%] t-test
Due to my OCD, I could give many people helpful tips in the context of COVID-19
  • •

    for cleaning (e.g., for washing hands, disinfecting).

 4.46 1.72 2.58 1.77 −1.075
[−1.3 to −0.85]		 t(351) = 9.992, p < .001
  • •

    for avoiding contamination (e.g., using elbows to open doors, wearing gloves).

 4.29d 1.79 2.19e 1.57 −1.258
[−1.49 to −1.025]		 t(299.5) = 11.570, p < .001
  • •

    for identifying dirty/contaminated places (e.g., mobile phone, steering wheel, gas pump).

 4.29 1.74 2.14 1.64 −1.276
[−1.507 to −1.046]		 t(351) = 11.877, p < .001
In the context of COVID-19, I have given other people helpful hygiene tips. 4.54 1.66 3.77 1.78 −0.445
[−0.658 to −0.233]		 t(351) = 4.149, p < .001
The reaction of the people to my tips was (n = 239)
  • •

    rather positive (e.g., grateful).a

3.63b 1.80 3.89c 1.53 0.159
[−0.104 − 0.422]		 t(237) = 1.175, p = .241
  • •

    rather negative (e.g., annoyed, seemed more stressed).a

5.20b 1.60 4.41c 1.82 −0.454
[−0.719 to −0.188]		 t(237) = 3.391, p = .001

Notes. a rating scale ranged from 1 totally applies at all to 7 = does not apply at all; bn = 89; cn = 150; dn = 151; en = 194.