Table 3

Exploratory factor analysis results (n=144)

HFS-II items	Item content	Factor 1	Factor 2	Factor 3
HFS-B1	Ate larger than usual snacks	0.37		0.34
HFS-B2	Keep blood sugar ≥8.3 mmol/L		0.37	0.30
HFS-B3	Reduced insulin dosage when blood glucose (BG) was low			0.63
HFS-B4	Measured BG six or more times a day			0.33
HFS-B7	Limited driving or operating machinery			0.40
HFS-B13	Kept BG higher than usual while interacting with others			0.75
HFS-B14	Kept BG higher than usual when doing important tasks			0.75
HFS-B5	Made sure someone with me when out		0.67
HFS-B6	Limited overseas travel		0.69
HFS-B8	Avoided visiting relatives or friends		0.75
HFS-B9	Stayed home more than I liked		0.74
HFS-B10	Limited exercise/physical activity		0.65
HFS-B11	Made sure other people around	0.32	0.70
HFS-B12	Avoided sex		0.59
HFS-B15	Had people check on me several times a day		0.63
HFS-W1	Not recognizing low BG	0.53
HFS-W2	Not having food, fruit or juice available during low BG	0.50		0.30
HFS-W3	Fainting in public	0.61
HFS-W4	Embarrassing self, family or friends	0.71
HFS-W5	Having low BG while being alone	0.80
HFS-W6	Appearing stupid or drunk	0.65
HFS-W7	Losing control of thoughts, emotions or behavior	0.77
HFS-W8	No one around to help during low BG	0.76
HFS-W9	Low blood sugar episode while driving/operating machinery	0.46		0.44
HFS-W10	Making mistakes or having accidents	0.77
HFS-W11	Leaving a bad impression on others	0.72
HFS-W12	Difficulty thinking clearly	0.77
HFS-W13	Feeling giddy	0.73
HFS-W14	Accidentally injuring myself or others	0.77
HFS-W15	Permanent injury or damage to health/body	0.75
HFS-W16	Low BG interfering with important things	0.65		0.39
HFS-W17	Having low BG during sleep	0.67		0.32
HFS-W18	Getting emotionally upset and difficult to deal with	0.76