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. 2017 Jun 21;8(8-9):113–120. doi: 10.1177/2040622317714966

Table 4.

Secondary outcomes: baseline adherence based on individual patient factors.

Individual patient factors MPR
n (%)
PDC
n (%)
<0.80 ⩾0.80 <0.80 ⩾0.80
Age (years)
18–29a 18 (60.0) 12 (40.0) 34 (70.8) 14 (29.2)
30–39 52 (47.3) 58 (52.7) 98 (62.8) 58 (37.2)
40–49 123 (37.2) 208 (62.8) 197 (48.8) 206 (51.1)
50–59 204 (33.1) 412 (66.9) 334 (44.5) 417 (55.5)
60–69 105 (31.2) 232 (68.8) 164 (41.9) 227 (58.1)
70–79 2 (8.3) 22 (91.7) 3 (11.5) 23 (88.5)
80–89 3 (37.5) 5 (62.5) 11 (84.6) 2 (15.4)
Sex
Maleb 210 (36.7) 362 (63.3) 368 (50.4) 362 (49.6)
Female 297 (33.6) 587 (66.4) 473 (44.7) 585 (55.3)
Clinic locationc
Brighton 249 (35.8) 447 (64.2) 392 (46.6) 450 (53.4)
Commerce City 258 (33.9) 502 (66.1) 449 (47.5) 497 (52.5)
Race
African Americand 23 (53.5) 20 (46.5) 38 (62.3) 23 (37.7)
Asian 7 (24.1) 22 (75.9) 15 (44.1) 19 (55.9)
White 174 (32.2) 366 (67.8) 278 (43.5) 361 (56.5)
Hispanic 290 (35.8) 521 (64.2) 494 (48.6) 523 (51.4)
Other 13 (39.4) 20 (60.6) 16 (43.2) 21 (56.8)
Preferred language
Englishe 374 (36.2) 658 (63.8) 611 (48.5) 649 (51.5)
Spanish 128 (31.2) 282 (68.8) 218 (42.8) 291 (57.2)
Other 5 (35.7) 9 (64.3) 12 (63.2) 7 (36.8)
Total 507 (34.8) 949 (65.2) 841 (47.0) 947 (53.0)

Note: Individual patient factors with attached footnotes represent statistically significant differences in MPR or PDC compared with other patient factors in their respective categories. Individual patient factors with no attached footnotes were not statistically significant.

CI, confidence interval; MPR, medication possession ratio; OR, odds ratio; PDC, proportion of days covered.

a

MPR: p < 0.001; PDC: p < 0.001.

b

MPR: OR 1.15 (95% CI 0.92–1.43, p = 0.223); PDC: OR 1.26 (95% CI 1.04–1.51, p = 0.018).

c

MPR: OR 1.08 (95% CI 0.87 – 1.35, p = 0.465); PDC: OR 0.96 (95% CI 0.80–1.15, p = 0.701).

d

MPR: p = 0.034; PDC: p = 0.036.

e

MPR: OR 1.25 (95% CI 0.98–1.60, p = 0.071); PDC: OR 1.26 (95% CI 1.02–1.55, p = 0.031).