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. 2018 Sep 4;25(11):1460–1469. doi: 10.1093/jamia/ocy115

Table 1.

Baseline characteristics of the study population

By-group analysis
Variable Overall (n = 65) Before (n = 36) After (n = 29) p-value
Demographics
 Age 48.8 (19.0) 52.1 (19.8) 44.7 (17.4) .118
 Female sex 33 (50.8%) 15 (41.7%) 18 (62.1%) .102
 Race .956
  Asian or Pacific Islander 3 (5.0%) 2 (6.1%) 1 (3.7%)
  Black or African American 23 (38.3%) 14 (42.4%) 9 (33.3%)
  White 20 (33.3%) 10 (30.3%) 10 (37.0%)
  Other or Multi-Racial 14 (23.3%) 7 (21.2%) 7 (25.9%)
 Latino or Hispanic ethnicity 22 (42.3%) 13 (43.3%) 9 (40.9%) .567
 Spanish as preferred language 9 (14.1%) 4 (11.4%) 5 (17.2%) .544
 Country of origin .125
  United States 40 (62.5%) 21 (60.0%) 19 (65.5%)
  Cuba, Dominican Republic, Puerto Rico 11 (17.2%) 4 (11.4%) 7 (24.1%)
  Other 13 (20.3%) 10 (28.6%) 3 (10.3%)
Socioeconomic status
 Education .053
  Less than high school graduate or GED 11 (17.4%) 6 (17.6%) 5 (17.2%)
  High school graduate or GED 17 (27.0%) 7 (20.6%) 10 (34.5%)
  Associate’s degree or some college 19 (30.2%) 15 (44.1%) 4 (13.8%)
  College graduate or higher 16 (25.4%) 6 (17.6%) 10 (34.5%)
 Annual household income .229
  Comfortable 21 (35.6%) 8 (25.8%) 13 (46.4%)
  Enough to make ends meet 27 (45.8%) 17 (54.8%) 10 (35.7%)
  Not enough to make ends meet 11 (18.6%) 6 (19.4%) 5 (17.9%)
Technology literacy
 Can access the Internet 48 (78.7%) 23 (71.9%) 25 (86.2%) .083
 Has access to desktop, laptop, or tableta 37 (56.9%) 18 (50.0%) 19 (65.5%) .365
 Daily Internet use in past 30 daysa .122
  < 1 hour/day 8 (16.0%) 4 (16.0%) 4 (16.0%)
  1-2 hours/day 14 (28.0%) 9 (36.0%) 5 (20.0%)
  3-4 hours/day 15 (30.0%) 9 (36.0%) 6 (24.0%)
  ≥ 5 hours/day 13 (26.0%) 3 (12.0%) 10 (40.0%)
Health literacy
 Inadequate health literacy 20 (46.9%) 16 (45.7%) 14 (48.3%) .838
Patient activation
 Patient Activation Measure score 62.8 (1.8) 62.4 (2.6) 63.3 (2.4) .800
 Patient activation level .452
  Level 1 6 (9.4%) 5 (14.3%) 1 (3.5%)
  Level 2 10 (15.6%) 4 (11.4%) 6 (20.7%)
  Level 3 36 (56.3%) 19 (54.3%) 17 (58.6%)
  Level 4 12 (18.8%) 7 (20.0%) 5 (17.2%)
Clinical characteristics
 Emergency Severity Index score 2.59 (0.53) 2.53 (0.51) 2.68 (0.55) .664
 Emergency Severity Index level .376
  Level 2 27 (42.2%) 17 (47.2%) 10 (35.7%)
  Level 3 36 (56.3%) 19 (52.8%) 17 (60.7%)
  Level 4 1 (1.6%) 0 (0.0%) 1 (3.6%)
 Median days since last visit 31.5 (8-115) 58.5 (8-193) 28.0 (13-120) .735
 Number of home medications 6.65 (6.15) 5.60 (5.28) 7.89 (6.98) .143

Continuous variables reported as mean (SD), except “median days since last visit,” reported as median (IQR).

Categorical variables reported as n (%). Percentages adjusted to account for missing data.

Abbreviations: GED: General Equivalency Diploma.

a

Includes only participants who reported access to the Internet.