. 2019 Jul 1;9(7):1396–1414.

Table 4.

Relative survival rates of melanoma patients during the periods of 1974-1983, 1984-1993, 1994-2003 and 2004-2013 at eighteen SEER sites. Data are mean ± standard error of the mean, with number of patients in parentheses

Age Group	Decade

	1974-1983	1984-1993	1994-2003	2004-2013
12-Mo RS
All	94.40±0.20 (16461)	96.30±0.10 (28410)^***	96.90±0.10 (75353)^***	97.00±0.10 (139017)
0-39	96.80±0.30 (4865)	97.80±0.20 (7433)^**	98.40±0.10 (14096)^**	98.50±0.10 (18894)
40-54	95.60±0.30 (4530)	97.00±0.20 (7663)^***	97.50±0.10 (22876)	97.60±0.10 (37066)^*
55-69	93.40±0.40 (4454)	95.80±0.30 (7691)^***	96.70±0.10 (20200)^***	96.90±0.10 (45926)
70-84	89.90±0.80 (2180)	94.70±0.50 (4743)^***	95.60±0.20 (15278)^*	96.40±0.20 (30023)^*
85+	88.20±2.50 (432)	89.70±1.70 (880)^***	93.10±0.90 (2903)	93.50±0.60 (7108)
60-Mo RS
All	81.60±0.40	87.70±0.30^***	90.10±0.20^***	91.10±0.10^***
0-39	86.90±0.50	91.30±0.30^***	94.20±0.20^***	95.00±0.20^**
40-54	83.80±0.60	89.00±0.40^***	91.40±0.20^***	92.70±0.20^***
55-69	79.90±0.70	86.90±0.50^***	90.00±0.30^***	90.90±0.20^*
70-84	70.80±1.50	82.80±1.00^***	86.40±0.50^***	88.10±0.40^*
85+	61.00±5.20	71.30±3.30	75.60±2.10	80.80±1.70
120-Mo RS
All	76.80±0.40	84.90±0.30^***	87.90±0.20^***	87.80±0.24
0-39	82.80±0.60	88.50±0.40^***	92.20±0.20^***	92.55±0.31
40-54	79.10±0.70	85.30±0.50^***	88.90±0.30	89.40±0.32
55-69	74.30±0.90	85.20±0.60^***	88.00±0.40^***	89.00±0.45
70-84	64.60±2.10	79.50±1.40^***	84.20±0.80^**	86.00±1.00
85+	51.50±9.00	66.90±7.90	68.90±4.40	70.00±6.30

Abbreviations: Mo, month; RS, relative survival; SEM, standard error of the mean.

P < 0.01 for comparisons with the preceding decade.

^**

P < 0.001 for comparisons with the preceding decade.

^***

P < 0.0001 for comparisons with the preceding decade.