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Table 2 Intercoder reliability for first cycle coding

From: How is COVID-19 Affecting the Mental Health of Children with Special Educational Needs and Disabilities and Their Families?

CODE Fleiss’ Kappa Frequency Confidence intervals
Anxiety (P) 0.95 27 0.94–0.96
Distress (P) 1.00 6 0.99–1.01
Fear (P) 0.69 11 0.68–0.70
Low mood (P) 0.72 8 0.72–0.73
Stress (P) 0.77 10 0.76–0.78
Boredom (P) 1.00 2 0.99–1.01
Overwhelmed (P) 0.85 16 0.84–0.86
Anger (P) * 0 *
Positive emotions(P) 0.79 5 0.78–0.80
No/low impact (P) 1.00 2 0.99–1.01
Lonely (P) * 0 *
Frustration (P) * 0 *
Uncertainty (P) 0.48 4 0.47–0.49
Always together (P) 0.72 8 0.72–0.73
Food (P) 1.00 2 0.99–1.01
Concern for child’s future (P) 0.77 10 0.76–0.78
Loss of specialist support (P) 1.00 4 0.99–1.01
Total responsibility (P) 0.48 4 0.47–0.49
Communication (P) * 0 *
Self-efficacy (P) 0.64 6 0.63–0.65
Competing responsibilities (P) 0.84 7 0.84–0.85
Changes in routine (P) 1.00 2 0.99–1.01
Finance (P) − 0.01 1 − 0.02 to 0.00
Loss of community (P) * 0 *
School input (P) 0.66 3 0.65–0.66
Under pressure (P) 1.00 2 0.99–1.01
Anxiety (C) 0.90 34 0.89–0.91
Fear (C) 0.72 8 0.72–0.73
No/low impact (C) 0.64 6 0.63–0.65
Stress (C) 0.84 7 0.84–0.85
Low mood (C) 1.00 4 0.99–1.01
Frustration (C) 0.79 5 0.65–0.66
Distress (C) 1.00 10 0.99–1.01
Confusion (C) 1.00 4 0.99–1.01
Challenging behaviour (C) 0.76 22 0.75–0.76
Positive emotions (C) 1.00 6 0.99–1.01
Boredom (C) 1.00 4 0.99–1.01
Behaviour change (C) 0.63 9 0.62–0.64
Sleep (C) − 0.04 3 − 0.05 to − 0.03
Change in routine (C) 0.72 25 0.71–0.73
Awareness (C) 1.00 6 0.99–1.01
Understanding (C) 0.92 15 0.91–0.93
Friends (C) 1.00 6 0.99–1.01
Food (C) * 0 *
Communication (C) − 0.02 2 − 0.03 to − 0.01
Motivation (C) − 0.01 1 − 0.02 to 0.00
Loss of community (C) 0.36 5 0.35–0.37
School input (C) 0.66 3 0.65–0.66
  1. *Kappa was not calculated because the code was not used in the reliability checking sample on n = 43. Neither rater applying it to any participant implies perfect agreement