TABLE 2.

Characteristics of study participants by whether they had ever attempted to feel IUD strings before or during the index visit.^a

Characteristic	Total no. of women	Attempted (n=88)	Not attempted (n=38)	P value
Age, y				0.215
≤19	5	2/5 (40.0)	3/5 (60.0)
20–30	77	57/77 (74.0)	20/77 (26.0)
≥31	44	29/44 (65.9)	15/44 (34.1)
Body mass indexb				0.204
<25	58	36/58 (62.1)	22/58 (37.9)
25–30	28	22/28 (78.6)	6/28 (21.4)
≥30	40	30/40 (75.0)	10/40 (25.0)
Race most identified withc				0.011
Asian	46	34/46 (73.9)	12/46 (26.1)
White	26	22/26 (84.6)	4/26 (15.4)
Hawaiian	24	10/24 (41.7)	14/24 (58.3)
Other Pacific Islander	18	14/18 (77.8)	4/18 (22.2)
Other/Unknown/refused	12	8/12 (66.7)	4/12 (33.3)
Racec				0.005
Hawaiian	24	10/24 (41.7)	14/24 (58.3)
Non-Hawaiian	102	78/102 (76.5)	24/102 (23.5)
Gravidity				0.205
0	11	10/11 (90.9)	1/11 (9.1)
1	26	16/26 (61.5)	10/26 (38.5)
≥2	89	62/89 (69.7)	27/89 (30.3)
Parity				0.979
0	21	15/21 (71.4)	6/21 (28.6)
1	27	19/27 (70.4)	8/27 (29.6)
≥2	78	54/78 (69.2)	24/78 (30.8)
Prior Nuvaring				0.120
No	111	80/111 (72.1)	31/111 (27.9)
Yes	15	8/15 (53.3)	7/15 (46.7)
Prior tampon use				0.387
No	36	24/36 (66.7)	12/36 (33.3)
Yes	90	64/90 (71.1)	26/90 (28.9)
Instructed by provider to feel IUD strings				<0.001
No	22	7/22 (31.8)	15/22 (68.2)
Yes	98	79/98 (80.6)	19/98 (19.4)
No response	6	2/6 (33.3)	4/6 (66.7)

Abbreviation: IUD, intrauterine device.

^aValues are given as number or number/total number (percentage).

^bCalculated as weight in kilograms divided by the square of height in meters.

^cParticipants self-identified race: they identified all races they identified with, as well as the race they most identified with.