Table 16 Frequency-of-use differences: Games–Howell significant contrasts (p < .05).

From: Associations of task technology fit and perceived usefulness with responsible generative AI use among university students

Outcome

group1

group2

Mean diff

p_adj

Hedges’ g

TTF_mean

Less < 1/mo

1–2/wk

0.705

0.034

−0.807

TTF_mean

Less < 1/mo

3–4/wk

0.809

0.004

−0.874

TTF_mean

Less < 1/mo

Daily

1.559

< 0.001

−2.058

TTF_mean

1–3/mo

3–4/wk

0.511

0.001

−0.592

TTF_mean

1–3/mo

Daily

1.261

< 0.001

−1.704

TTF_mean

1–2/wk

Daily

0.853

< 0.001

−1.059

TTF_mean

3–4/wk

Daily

0.750

< 0.001

−0.858

PU_mean

Less < 1/mo

Daily

1.391

< 0.001

−1.402

PU_mean

1–3/mo

3–4/wk

0.439

0.005

−0.517

PU_mean

1–3/mo

Daily

1.092

< 0.001

−1.373

PU_mean

1–2/wk

Daily

0.760

< 0.001

−0.895

PU_mean

3–4/wk

Daily

0.653

< 0.001

−0.687

RGU_mean

Less < 1/mo

Daily

1.086

< 0.001

−1.323

RGU_mean

1–3/mo

1–2/wk

0.541

0.014

−0.634

RGU_mean

1–3/mo

3–4/wk

0.482

0.007

−0.522

RGU_mean

1–3/mo

Daily

1.114

< 0.001

−1.337

RGU_mean

1–2/wk

Daily

0.573

0.009

−0.722

RGU_mean

3–4/wk

Daily

0.633

< 0.001

−0.705