Table 2.

Contraceptive experience in the last year among women obtaining an abortion at North Carolina study sites

Characteristic	No. (N = 376)	%	≤HS (n = 200), %	>HS (n = 168), %	P
Used any birth control in the last year	197	52.4	45.5	61.3	**
Method used in the last year among those who used a method (n = 197)a,b
Oral contraceptive pill	117	59.4	63.7	56.3
Injection	21	10.7	14.3	5.8	**
Implant	5	2.5	1.1	3.9
Diaphragm	1	0.5	0.0	1.0
Foam	1	0.5	0.0	1.0
Patch	4	2.0	2.2	1.9
Ring	13	6.6	3.3	9.7	*
IUD	12	6.1	6.6	5.8
Condom	87	44.2	42.9	46.6
Withdrawal	73	37.1	31.9	41.8
Natural family planning methods	21	10.7	2.2	18.5	***
Emergency contraception	28	14.2	8.8	18.5	*
Spermicide	2	1.0	0.0	1.9
“Was there ever a time in the last year that you wanted to use birth control but were not able to?”	106	28.8	31.5	25.6
“What prevented you from using birth control?” among women who were not able to use it in the last year (n = 106)b
Cost	60	56.6	57.1	55.8
Could not drive to pick it up	11	10.4	11.1	9.3
Did not know where to get it	11	10.4	9.5	11.7
Did not know about types of birth controla	9	8.3	7.9	7.0
Concerns about adverse effects	31	28.4	27.0	30.2
Did not want to see a doctor for prescription	10	9.2	6.4	14.0	**
My partner did not want to use birth control	4	3.7	0.0	9.3
Could not talk to parents about birth control	8	7.6	6.4	9.3
Other	20	18.4	17.5	20.9

HS, high school; IUD, intrauterine device.

^aResults by education exclude 8 cases missing on education.

^bMultiple responses possible.

^*P < 0.1,

^**P < 0.05,

^***P < 0.001.