Table 2.

Descriptive Statistics on Reasons for Missing Data at Each Time Point for Proportion of Condom Use for Vaginal Sex and Number of Sexual Partners (General Health condition).

Reason	Time Point
	Baseline	3-Month FU	6-Month FU	12-Month FU	Total
Proportion of Condom use for Vaginal Sex
n
%
Row %
Column %
Had complete information	36	20	12	9	77
	29.03	16.13	9.68	7.26	62.10
	46.75	25.97	15.58	11.69
	64.29	60.61	54.55	69.23
Incomplete data for # times had vaginal sex and used condoms	10	10	7	3	30
	8.06	8.06	5.65	2.42	24.19
	33.33	33.33	23.33	10.00
	17.86	30.30	31.82	23.08
Not sexually active	1	1	1	0	3
	0.81	0.81	0.81	0.00	2.42
	33.33	33.33	33.33	0.00
	1.79	3.03	4.55	0.00
Reported more # times used condoms than # times had vaginal sex	5	1	0	1	7
	4.03	0.81	0.00	0.81	5.65
	71.43	14.29	0.00	14.29
	8.93	3.03	0.00	7.69
Sexually active but provided zeroes for # times had sex and # times used condoms	3	1	2	0	6
	2.42	0.81	1.61	0.00	4.84
	50.00	16.67	33.33	0.00
	5.36	3.03	9.09	0.00
Unable to calculate: Zero in denominator	1	0	0	0	1
	0.81	0.00	0.00	0.00	0.81
	100.00	0.00	0.00	0.00
	1.79	0.00	0.00	0.00
Total	56	33	22	13	124
	45.16	26.61	17.74	10.48	100.00
Number of Sexual Partners
n
%
Row %
Column %
Did not provide information for # of partners	4	7	6	2	19
	3.23	5.65	4.84	1.61	15.32
	21.05	36.84	31.58	10.53
	7.14	21.21	27.27	15.38
Had complete information	51	24	15	11	101
	41.13	19.35	12.10	8.87	81.45
	50.50	23.76	14.85	10.89
	91.07	72.73	68.18	84.62
Not sexually active	1	2	1	0	4
	0.81	1.61	0.81	0.00	3.23
	25.00	50.00	25.00	0.00
	1.79	6.06	4.55	0.00
Total	56	33	22	13	124
	45.16	26.61	17.74	10.48	100.00