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Table 1 Logistic regression using sample characteristics, health profile and complementary medicines as predictors of adherence versus non adherence

From: Complementary and alternative medicines (CAMs) and adherence to mental health medications

  N B Wald Chi-square odds ratio 95% CI for odds ratio
      Lower Upper
Use of CAMs (ref = none) 660   1.66    
Only non-pharmacological CAMs 225 -.05 .05 .95 .64 1.43
Only herbal remedies / supplements 34 .56 1.45 1.75 .70 4.35
Both non-pharmacological and herbal remedies / supplements 103 -.06 .05 .94 .53 1.65
Drug type (ref = sleeping pills/sedatives) 80   8.01    
Anti-depressant medications 431 .19 .41 1.21 .68 2.15
Tranquilizers 60 -.31 .52 .73 .31 1.71
Amphetamines or other stimulants 5 .38 .11 1.47 .16 13.61
Anti-psychotic medications 10 -.40 .20 .67 .11 3.91
Other mental health medicine 79 -.65 2.58 .52 .24 1.15
Multiple medication types 357 -.07 .05 .93 .51 1.70
Chronic physical health conditions (ref = absent (N = 88) v present) 934 .10 .12 1.11 .62 1.98
Psychiatric morbidity (ref = no disorders) 298   1.60    
1 disorder 209 -.25 1.16 .77 .49 1.23
2 disorders 158 .06 .05 1.06 .64 1.77
3 or more disorders 357 -.08 .14 .92 .59 1.44
Medication count   -.06 4.59* .94 .88 .99
Sex (ref = male (N = 296) v female 726 -.01 .00 .99 .70 1.40
Age 18-29 years (ref) 148   4.76    
30-44 years 327 -.01 .00 .99 .56 1.73
45-59 years 345 .00 .00 .99 .55 1.79
60 years plus 202 -.52 2.12 .60 .30 1.20
Ethnicity (ref = non-hispanic white) 858   6.60    
Non-hispanic black 72 .48 1.93 1.62 .82 3.21
Hispanic 57 .73 4.87* 2.07 1.08 3.94
Other 35 .34 .43 1.40 .51 3.83
Marital status (ref = married or cohabiting 524   1.80    
Previously married 316 -.12 .36 .89 .60 1.31
Never married 182 .25 .99 1.29 .78 2.11
Family income (ref = low) 245   .97    
Low average 278 .19 .63 1.21 .76 1.93
High average 288 .01 .01 1.01 .62 1.65
High 211 .13 .23 1.14 .67 1.95
Education 0–11 years (ref) 161   .18    
12 years education 280 .04 .02 1.04 .63 1.72
13-15 years education 329 -.04 .02 .96 .56 1.63
16 or more years education 252 -.05 .03 .95 .54 1.69
  1. Key; *p < .05; ref = reference group.