Table 5

Stratification for sex, age and language

Frequencies and sensitivity by gender
Frequencies	Female gold star Hmong			Male gold star Hmong
NAPIIA	Yes	No	Total	Yes	No	Total
Hmong	39	2	41	39	1	40
Not Hmong	8	1438	1446	14	1103	1117
Total	47	1440	1487	53	1104	1157

Evaluation metrics
	Measure	(95% CI)	Measure	(95% CI)
Sensitivity	0.83	0.69 to 0.92	0.74	0.60 to 0.85
Specificity	0.999	0.995 to 1.00	0.999	0.995 to 1.00
PPV	0.95	0.83 to 0.99	0.98	0.87 to 1.00
NPV	0.994	0.989 to 0.997	0.987	0.979 to 0.993

Frequencies and sensitivity by age group (≤45, ≥46)
Frequencies	Gold star Hmong ≤45			Gold star Hmong ≥46
NAPIIA	Yes	No	Total	Yes	No	Total
Hmong	46	1	47	32	2	34
Not Hmong	11	829	840	11	1712	1723
Total	57	830	887	43	1714	1757

Evaluation metrics
	Measure	(95% CI)	Measure	(95% CI)
Sensitivity	0.81	0.68 to 0.90	0.74	0.59 to 0.86
Specificity	0.999	0.993 to 1.00	0.999	0.996 to 1.00
PPV	0.98	0.89 to 1.00	0.94	0.80 to 0.99
NPV	0.987	0.977 to 0.993	0.994	0.989 to 0.996

Frequencies and sensitivity by language
Frequencies	Gold star Hmong English speaker			Gold star Hmong non-English speaker
NAPIIA	Yes	No	Total	Yes	No	Total
Hmong	50	2	52	28	1	29
Not Hmong	12	2022	2034	10	510	520
Total	62	2024	2086	38	511	549

Evaluation metrics
	Measure	(95% CI)	Measure	(95% CI)
Sensitivity	0.81	0.69 to 0.90	0.74	0.57 to 0.87
Specificity	0.999	0.996 to 1.00	0.998	0.989 to 1.00
PPV	0.96	0.87 to 1.00	0.97	0.82 to 1.00
NPV	0.994	0.990 to 0.997	0.98	0.96 to 0.99

NAPIIA, North American Association of Central Cancer Registries Asian/Pacific Islander Identification Algorithm; NPV, negative predictive value; PPV, positive predictive value.