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. 2012 Aug 8;7(8):e42421. doi: 10.1371/journal.pone.0042421

Table 1. Sociodemographic data as means (standard deviation) for age, years of education, employment and income and as frequencies for race, marital status and religion.

First Assessment Second Assessment
Jungle Sample Urban Sample Jungle Sample Urban Sample
Ayahuasca Controls Ayahuasca Controls Ayahuasca Controls Ayahuasca Controls
Matching variables
N (men/women) 56 (29/27) 56 (24/32) 71 (33/38) 59 (31/28) 39 (19/20) 49 (19/30) 39 (21/18) 19 (7/12)
Age 36 (13.46) 33.71 (12.53) 37.32 (12.77) 38.15 (12.22) 39.21 (12.90) 34.69 (12.25) 38.82 (13.06) 40.63 (11.63)
Years Education 10.55 (3.45) 10.96 (4.35) 10.27 (3.90) 11.08 (3.30) 11.08 (3.19) 11.51 (4.40) 10.87 (4.16) 12.53 (3.03)
Additional sociodemographic variables
Employment 6.04 (1.68) 4.91 (2.58)** 5.80 (2.63) 5.73 (2.61) 5.79 (1.61) 5.08 (2.70) 5.82 (2.59) 5.32 (2.43)
Income 329.46 (414.06) 555.61 (1013.85) 738.11 (943.86) 1028.93 (1072.83) 519.74 (627.52) 642.96 (647.71) 713.95 (1001.25) 1065.95 (939.92)
Race
White 40 (71.42%) 11 (19.64%)††† 38 (53.52%) 34 (57.63%) 30 (76.92%) 10 (20.41%)††† 23 (58.98%) 11 (57.89%)
Mestizos 15 (26.78%) 45 (80.36) 31 (43.66%) 21 (35.59%) 9 (23.07%) 39 (79.59%) 15 (38.46%) 6 (31.59%)
Asian 1 (1.78%) 1 (1.41%) 1 (1.69%) 1 (5.26%)
Black 1 (1.41%) 3 (5.08%) 1 (2.56%) 1 (5.26%)
Marital status
Married 13 (23.21%) 33 (58.93%)†† 25 (35.21%) 17 (28.82%) 14 (35.90%) 31 (63.26%) 23 (58.97%) 8 (42.1%)
Remarried 1 (1.79%) 1 (1.79%) 2 (2.82%) 1 (1.69%) 1 (2.05%) 1 (2.56%)
Separated 7 (12.5%) 2 (3.57%) 10 (14.08%) 9 (15.25%) 7 (17.94%) 5 (10.20%) 4 (10.26%) 5 (26.32%)
Divorced 4 (7.14%) 6 (8.45%) 5 (8.47%) 4 (10.26%) 1 (5.26%)
Never Married 31 (55.36%) 20 (35.71%) 28 (39.44%) 27 (45.77%) 14 (35.90%) 12 (24.49%) 11 (28.21%) 5 (26.32%)
Religion
Daime/Barquinha 56 (100%) ††† 71 (100%) ††† 39 (100%) ††† 39 (100%) †††
Catholics 35 (62.5%) 30 (58%) 33 (67.35%) 12 (63.16%)
Protestants 15 (26.78%) 17 (28.81%) 10 (20.41%) 7 (36.84%)
Others 3 (5.36%) 2 (3.39%) 3 (61.12%)
None 3 (5.36%) 10 (16.95%) 3 (6.12%)
*

 = p<0.05;

**

 = p<0.01;

***

 = p<0.001 in the Student’s t test.

 = p<0.05;

††

 = p<0.01;

†††

 = p<0.001 in the χ2 test (comparison includes multiple categories).

Asterisks and crosses indicate p values for between group (ayahuasca vs. controls) Student’s t tests (age, education, employment and income) and χ2 tests (gender, race, marital status and religion) at baseline and at follow up for the Jungle and Urban samples. Aya. =  Ayahuasca-using group; Comp. =  comparison group.