Table 2.

Content validity index of the items related to image-based sexual abuse perpetration.

Item	Individual item content validity indexa
	Relevance	Appropriateness	Clarity
1. The person is partially clothed or seminude (當事人穿著部分衣服或半裸著身體)	0.88	0.96	1.00
2a. Female’s breasts/nipples are visible (可以看見女性的胸部，包括乳頭)	0.92	1.00	1.00
2b. Male’s chests/nipples are visible (可以看見男性的胸部，包括乳頭)	0.71	0.92	0.96
3. The person is completely nude (當事人全裸著身體)	0.92	1.00	1.00
4. The person’s genitals are visible (可以看見當事人的性器官)	0.92	1.00	1.00
5. The person is engaged in a sex act (當事人正在進行性行為)	0.92	1.00	1.00
6. The person is showering, bathing, or toileting (當事人正在淋浴、浸浴或上廁所)	0.88	1.00	0.96
7. Presenting a sex act that the person did not agree to (展示當事人不同意參與的性行為)	0.92	0.96	0.96
8. Images or videos are taken up their skirt (“up-skirting”) (當事人裙底的位置（如：透過裙底向上拍/偷拍裙底）)	0.92	0.96	1.00
9. The person is sexually suggestive (eg, wearing provocative clothing/underwear and having body language/posture) (當事人呈現出性暗示（例如：穿著挑逗性的服裝/內衣，以及身體語言/姿勢）	0.79	1.00	1.00
10. The person’s underpants are visible (可以看見當事人的內褲)	0.88	0.96	0.96
11. The outline of the person’s genital area (vagina/penis) is visible (可以看見當事人的性器官 (如：陰部/ 陰莖)的輪廓)	0.92	0.96	0.96
12. The person might feel sexually offended or sexually violated (當事人可能會感到被性騷擾)	0.92	0.96	0.96
13. The person is changing (當事人正在更衣)	0.88	0.96	0.96
14. The person’s bra is visible (可以看見當事人的胸圍)	0.92	0.96	0.96
15. Digitally altered images or videos that depict another person in a sexual way (such as those created using Photoshop or other editing software) (經過數碼修改的照片或影片，呈現當事人帶有性意味的形象（例如使用 Photoshop 或其他編輯軟體所製作），包括移花接木等技術製作的虛假照片)	0.92	0.88	0.92
16. Nonconsensual sexual deepfakes (videos or images) created using deep learning artificial intelligence to replace, alter, or mimic another person’s face or voice (使用深度學習人工智能技術，例如替換、更改或模仿當時人的臉部或聲音，製作未經當事人同意的性深度偽造照片或影片)	0.92	0.96	0.96

^aAverage overall scale content validity index (S-CVI) values of relevance, appropriateness, and clarity were 0.89, 0.97, and 0.97, respectively.