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Table 3 Missing data regarding the demographic questions and STAI items

From: Patient-reported measurement of time to diagnosis in cancer: development of the Cancer Symptom Interval Measure (C-SIM) and randomised controlled trial of method of delivery

  Self-completed Researcher-completed n = 108 z statistic P
n = 93
Demographic questions
Employment 3 (3.2%) 0 (0.0%) 1.88 0.06
Educational level 5 (5.4%) 3 (0.9%) 0.94 0.35
Ethnicity 2 (2.2%) 0 (0.0%) 1.53 0.13
Domestic status 2 (2.2%) 1 (0.9%) 0.71 0.48
Smoking 2 (2.2%) 0 (0.0%) 1.53 0.13
At risk of cancer (family history) 2 (2.2%) 1 (0.9%) 0.71 0.48
6-item STAI
STAI item 1 7 (7.5%) 0 (0.0%) 2.90 0.004
STAI item 2 14 (15.1%) 0 (0.0%) 4.18 0.000
STAI item 3 17 (18.3% 0 (0.0%) 4.64 0.000
STAI item 4 10 (10.8%) 0 (0.0%) 4.64 0.000
STAI item 5 13 (14.0%) 1 (0.9%) 3.63 0.0003
STAI item 6 14 (15.1%) 0 (0.0%) 4.18 0.000