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. 2017 Aug 21;30(1):47–55. doi: 10.1080/09540121.2017.1360997

Table 1. Descriptive statistics for the sample overall and by randomization arm.

Variable Total, n (Column %) SOC Arm, n (Row %) Choice Arm, n (Row %) P-value chi-square test, unless otherwise specified
Total 305 155 (50.8%) 150 (49.2%) NA
Clinic where recruited       0.787
 Clinic 1 144 (47.2%) 72 (46.5%) 72 (48.0%)  
 Clinic 2 161 (52.8%) 83 (53.5%) 78 (52.0%)  
Age in years       0.989a
 Mean (SD) 37.0 (7.9) 36.9 (8.0) 37.2 (7.8)  
 Median (range) 36.0 (21.0–62.0) 35.0 (21.0–60.0) 37.0 (24.0–62.0)  
High school graduate       0.417
 No 196 (64.3%) 103 (66.5%) 93 (62.0%)  
 Yes 109 (35.7%) 52 (33.5%) 57 (38.0%)  
Mean trucking income per month (Kenyan Shillings)       0.074
 8,000–15,999 KES 15 (5.2%) 12 (8.1%) 3 (2.1%)  
 16,000–23,999 KES 65 (22.6%) 33 (22.3%) 32 (22.9%)  
 24,000–55,000 KES 208 (72.2%) 103 (69.6%) 105 (75.0%)  
Number of years worked as truck driver       0.650a
 Mean (SD) 8.7 (7.1) 9.0 (7.8) 8.4 (6.3)  
 Median (range) 6.7 (1.0–38.9) 6.7 (1.0–38.9) 6.7 (1.0–37.0)  
Clinic is on usual trucking route       0.573
 No 51 (16.8%) 24 (15.6%) 27 (18.0%)  
 Yes 253 (83.2%) 130 (84.4%) 123 (82.0%)  
Number of nights away from home in the past 30 days       0.495a
 Mean (SD) 21.6 (5.6) 21.3 (5.9) 21.8 (5.3)  
 Median (range) 22.5 (0.0–30.0) 22.0 (0.0–30.0) 23 (2.0–30.0)  
Came to clinic specifically for HIV testing       0.365
 No 173 (56.7%) 84 (54.2%) 89 (59.3%)  
 Yes 132 (43.3%) 71 (45.8%) 61 (40.7%)  
Sexually active in the past 6 months       0.116b
 No 6 (2.0%) 1 (0.7%) 5 (3.4%)  
 Yes 295 (98.0%) 152 (99.3%) 143 (96.6%)  
Married (legal or common law)       0.999
 No 51 (16.9%) 26 (16.9%) 25 (16.9%)  
 Yes 251 (83.1%) 128 (83.1%) 123 (83.1%)  
Has other regular partner(s) on the trucking route       0.619
 No 163 (53.4%) 85 (54.8%) 78 (52.0%)  
 Yes 142 (46.6%) 70 (45.2%) 72 (48.0%)  
Paid for sex in the past 6 months       0.789
 No 126 (44.1%) 65 (43.3%) 61 (44.9%)  
 Yes 160 (55.9%) 85 (56.7%) 75 (55.1%)  
Always used condoms when had sex in the past 6 months (among those who had sex)       0.358
 No 250 (85.9%) 127 (84.1%) 123 (87.9%)  
 Yes 41 (14.1%) 24 (15.9%) 17 (12.1%)  
Ever tested for HIV before       0.259
 No 25 (8.2%) 10 (6.5%) 15 (10.0%)  
 Yes 280 (91.8%) 145 (93.5%) 135 (90.0%)  
Number of years since last HIV test among those ever tested       0.934a
 Mean (SD) 1.1 (1.6) 1.0 (1.4) 1.1 (1.9)  
 Median (range) 0.5 (0.1–12.0) 0.5 (0.1–7.4) 0.5 (0.1–12.0)  
Ever self-tested for HIV among those who ever tested       0.499b
 No 276 (99.3%) 142 (98.6%) 134 (100.0%)  
 Yes 2 (0.7%) 2 (1.4%) 0 (0.0%)  

aMann-Whitney U test.

bFisher’s exact test.