SAS-SV scores, median (IQR) | Patients group (N = 53) median, IQR | Control group (N = 25) median, IQR | Mann–Whitney test | p value |
---|---|---|---|---|
Missing planned work due to smartphone use | 3 (3–3) | 2 (2–2) | 126 | < 0.001* |
Having a hard time concentrating in class, while doing assignments, or while working due to smartphone use | 3 (3–3) | 2 (2–2) | 164.5 | < 0.001* |
Feeling pain in the wrists or at the back of the neck while using a smartphone | 3 (3–4) | 2 (1–2) | 183 | < 0.001* |
Won’t be able to stand not having a smartphone | 3 (2–3) | 2 (2–2) | 133 | < 0.001* |
Feeling impatient and fretful when I am not holding my smartphone | 3 (3–4) | 2 (1–2) | 108.5 | < 0.001* |
Having my smartphone in my mind even when I am not using it | 3 (3–5) | 2 (1–2) | 55 | < 0.001* |
I will never give up using my smartphone even when my daily life is already greatly affected by it | 3 (3–5) | 2 (1–2) | 123.5 | < 0.001* |
Constantly checking my smartphone so as not to miss conversations between other people on WhatsApp, Facebook, or WeChat | 3 (3–5) | 1 (1–2) | 109.5 | < 0.001* |
Using my smartphone longer than I had intended | 3 (3–4) | 2 (1–2) | 82.5 | < 0.001* |
The people around me tell me that I use my smartphone too much | 3 (2–4) | 2 (2–2) | 180 | < 0.001* |
Total score | 33 (32–36) | 17 (15–19) | 0.0 | < 0.001* |