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. 2013 Sep 20;8(9):e74977. doi: 10.1371/journal.pone.0074977

Table 4. Proportion of respondents reporting each socio-economic indicator in each round and the extent of agreement between each round for respondents using IAQ in one round and self-administered in the other.

(n = 65) p-value kappa (n = 66) p-value kappa
Indicator IAQ R1 a SA R2 b SA R1 c IAQ R2 d
Ability to afford essential items:
Cannot afford:
 to cook with oil at each meal 41.5 55.4 0.05 0.36 59.1 45.4 0.04 0.55
 to eat meat or fish at least 4x/wk 58.5 73.8 0.01 0.53 75.8 74.2 0.80 0.31
 to drink tea once/day 40.0 50.8 0.16 0.23 47.0 13.6 <0.001 0.18
 soap to wash clothes 12.3 16.9 0.51 0.44 19.7 4.6 0.02 −0.08
 to pay clinic fees if sick 35.4 46.2 0.09 0.59 47.0 36.7 0.09 0.48
All in household do not own at least 1 pair of shoes 23.1 44.7 <0.001 0.41 37.9 22.7 0.01 0.51
Been absent from school - no money for fees 49.2 53.8 0.49 0.42 50.0 39.4 0.12 0.54
Food security:
Adult skipped a meal in last week 12.3 24.6 0.02 0.50 27.4 12.9 0.04 0.27
Gone a day without food in the last week 10.8 21.5 0.06 0.39 22.2 6.4 0.01 0.26
Sometimes I go to bed hungry 18.5 27.7 0.18 0.40 21.2 12.1 0.15 0.36
Cannot afford to eat more than one meal/day 21.5 40.0 0.004 0.44 30.3 15.2 0.03 0.25
a

Interview-administered questionnaire completed in round 1.

b

Self-administered questionnaire mode (i.e. SAQ, AudioSAQ or ACASI) completed in round 2.

c

Self-administered questionnaire mode completed in round 1.

d

Interview-administered questionnaire mode completed in round 2.